Vulnerability-Lookup

BDU:2025-07479 (CVE-2023-52637)

Vulnerability from fstec – Published: 2025-06-25 – Updated: 2025-10-24 – View on bdu.fstec.ru Fixed

Title

Уязвимость функции j1939_sk_match_dst() модуля net/can/j1939/socket.c поддержки сокетов j1939 шины CAN ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании

Summary

Уязвимость функции j1939_sk_match_dst() модуля net/can/j1939/socket.c поддержки сокетов j1939 шины CAN ядра операционной системы Linux связана с повторным использованием ранее освобожденной памяти. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании

Severity

6.8 (Medium) CVSS 2.0


                      
                        AV:L/AC:L/Au:S/C:C/I:C/A:C

7.8 (High) CVSS 3.1


                      
                        CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Data structure manipulation

Incidents

Being clarified

Remediation

Software update

CWE

CWE-416 - Использование после освобождения

Aliases

CVE-2023-52637

References

32 references

URL
https://git.kernel.org/stable/c/efe7cf828039aedb297c1f9920b638fffee6aabc
https://git.kernel.org/stable/c/fc74b9cb789cae061bbca7b203a3842e059f6b5d
https://git.kernel.org/stable/c/4dd684d4bb3cd5454e0bf6e2a1bdfbd5c9c872ed
https://git.kernel.org/stable/c/08de58abedf6e69396e1207e4f99ef8904b2b532
https://git.kernel.org/stable/c/978e50ef8c38dc71bd14d1b0143d554ff5d188ba
https://git.kernel.org/stable/c/41ccb5bcbf03f02d820bc6ea8390811859f558f8
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
https://git.kernel.org/stable/c/f84e7534457dcd7835be743517c35378bb4e7c50
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-52637
https://lore.kernel.org/linux-cve-announce/2024040332-CVE-2023-52637-5e37@gregkh/
https://git.kernel.org/linus/efe7cf828039aedb297c1f9920b638fffee6aabc
https://www.cve.org/CVERecord?id=CVE-2023-52637
https://ubuntu.com/security/notices/USN-6767-1
https://ubuntu.com/security/notices/USN-6766-1
https://ubuntu.com/security/notices/USN-6767-2
https://ubuntu.com/security/notices/USN-6766-2
https://ubuntu.com/security/notices/USN-6766-3
https://ubuntu.com/security/notices/USN-6795-1
https://ubuntu.com/security/notices/USN-6828-1
https://ubuntu.com/security/notices/USN-6895-1
https://ubuntu.com/security/notices/USN-6895-2
https://ubuntu.com/security/notices/USN-6900-1
https://ubuntu.com/security/notices/USN-6895-3
https://ubuntu.com/security/notices/USN-6895-4
https://git.linuxtesting.ru/pub/scm/linux/kernel/git/lvc/linux-stable.git/commi…
https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.269
https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.210
https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.149
https://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.79
https://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.18
https://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.6
https://поддержка.нппкт.рф/bin/view/ОСнова/Обновления/2.10.1/

Impacted products

2 products from 2 vendors

Vendors

Сообщество свободного программного обеспечения, АО «НППКТ»

Products

Linux, ОСОН ОСнова Оnyx (запись в едином реестре российских программ №5913)

Versions

от 5.5 до 5.10.209 включительно (Linux), от 5.11 до 5.15.148 включительно (Linux), от 5.16 до 6.1.78 включительно (Linux), от 6.2 до 6.6.17 включительно (Linux), до 2.10.1 (ОСОН ОСнова Оnyx), от 6.7 до 6.7.5 включительно (Linux), от 5.4 до 5.4.268 включительно (Linux)

Product types

Operating system

Platforms

Сообщество свободного программного обеспечения Linux от 5.5 до 5.10.209 включительно, Сообщество свободного программного обеспечения Linux от 5.11 до 5.15.148 включительно, Сообщество свободного программного обеспечения Linux от 5.16 до 6.1.78 включительно, Сообщество свободного программного обеспечения Linux от 6.2 до 6.6.17 включительно, АО «НППКТ» ОСОН ОСнова Оnyx до 2.10.1 (запись в едином реестре российских программ №5913), Сообщество свободного программного обеспечения Linux от 6.7 до 6.7.5 включительно, Сообщество свободного программного обеспечения Linux от 5.4 до 5.4.268 включительно

Mitigations

В условиях отсутствия обновлений безопасности от производителя рекомендуется придерживаться "Рекомендаций по безопасной настройке операционных систем LINUX", изложенных в методическом документе ФСТЭК России, утверждённом 25 декабря 2022 года. Использование рекомендаций: Для Linux: https://git.kernel.org/stable/c/efe7cf828039aedb297c1f9920b638fffee6aabc https://git.kernel.org/stable/c/fc74b9cb789cae061bbca7b203a3842e059f6b5d https://git.kernel.org/stable/c/4dd684d4bb3cd5454e0bf6e2a1bdfbd5c9c872ed https://git.kernel.org/stable/c/08de58abedf6e69396e1207e4f99ef8904b2b532 https://git.kernel.org/stable/c/978e50ef8c38dc71bd14d1b0143d554ff5d188ba https://git.kernel.org/stable/c/41ccb5bcbf03f02d820bc6ea8390811859f558f8 https://lore.kernel.org/linux-cve-announce/2024040332-CVE-2023-52637-5e37@gregkh/ https://git.kernel.org/linus/efe7cf828039aedb297c1f9920b638fffee6aabc Обновление программного обеспечения linux до версии 6.6.27-0.osnova229

JSON

To clipboard

{
  "CVSS 2.0": "AV:L/AC:L/Au:S/C:C/I:C/A:C",
  "CVSS 3.0": "AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f, \u0410\u041e \u00ab\u041d\u041f\u041f\u041a\u0422\u00bb",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "\u043e\u0442 5.5 \u0434\u043e 5.10.209 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 5.11 \u0434\u043e 5.15.148 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 5.16 \u0434\u043e 6.1.78 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 6.2 \u0434\u043e 6.6.17 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u0434\u043e 2.10.1 (\u041e\u0421\u041e\u041d \u041e\u0421\u043d\u043e\u0432\u0430 \u041enyx), \u043e\u0442 6.7 \u0434\u043e 6.7.5 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 5.4 \u0434\u043e 5.4.268 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0412 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u044f \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u043e\u0442 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u043f\u0440\u0438\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0442\u044c\u0441\u044f \"\u0420\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439 \u043f\u043e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0439 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c LINUX\", \u0438\u0437\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0445 \u0432 \u043c\u0435\u0442\u043e\u0434\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u0435 \u0424\u0421\u0422\u042d\u041a \u0420\u043e\u0441\u0441\u0438\u0438, \u0443\u0442\u0432\u0435\u0440\u0436\u0434\u0451\u043d\u043d\u043e\u043c 25 \u0434\u0435\u043a\u0430\u0431\u0440\u044f 2022 \u0433\u043e\u0434\u0430.\n\n\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439:\n\u0414\u043b\u044f Linux:\nhttps://git.kernel.org/stable/c/efe7cf828039aedb297c1f9920b638fffee6aabc\nhttps://git.kernel.org/stable/c/fc74b9cb789cae061bbca7b203a3842e059f6b5d\nhttps://git.kernel.org/stable/c/4dd684d4bb3cd5454e0bf6e2a1bdfbd5c9c872ed\nhttps://git.kernel.org/stable/c/08de58abedf6e69396e1207e4f99ef8904b2b532\nhttps://git.kernel.org/stable/c/978e50ef8c38dc71bd14d1b0143d554ff5d188ba\nhttps://git.kernel.org/stable/c/41ccb5bcbf03f02d820bc6ea8390811859f558f8\nhttps://lore.kernel.org/linux-cve-announce/2024040332-CVE-2023-52637-5e37@gregkh/\nhttps://git.kernel.org/linus/efe7cf828039aedb297c1f9920b638fffee6aabc\n\n\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f linux \u0434\u043e \u0432\u0435\u0440\u0441\u0438\u0438 6.6.27-0.osnova229",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "14.02.2024",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "24.10.2025",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "25.06.2025",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2025-07479",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2023-52637",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Linux, \u041e\u0421\u041e\u041d \u041e\u0421\u043d\u043e\u0432\u0430 \u041enyx (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u21165913)",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 5.5 \u0434\u043e 5.10.209 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 5.11 \u0434\u043e 5.15.148 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 5.16 \u0434\u043e 6.1.78 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 6.2 \u0434\u043e 6.6.17 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0410\u041e \u00ab\u041d\u041f\u041f\u041a\u0422\u00bb \u041e\u0421\u041e\u041d \u041e\u0421\u043d\u043e\u0432\u0430 \u041enyx \u0434\u043e 2.10.1  (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u21165913), \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 6.7 \u0434\u043e 6.7.5 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 5.4 \u0434\u043e 5.4.268 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e ",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 j1939_sk_match_dst() \u043c\u043e\u0434\u0443\u043b\u044f net/can/j1939/socket.c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0441\u043e\u043a\u0435\u0442\u043e\u0432 j1939 \u0448\u0438\u043d\u044b CAN \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Linux, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u043f\u043e\u0441\u043b\u0435 \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0435\u043d\u0438\u044f (CWE-416)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 j1939_sk_match_dst() \u043c\u043e\u0434\u0443\u043b\u044f net/can/j1939/socket.c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0441\u043e\u043a\u0435\u0442\u043e\u0432 j1939 \u0448\u0438\u043d\u044b CAN \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Linux \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043f\u043e\u0432\u0442\u043e\u0440\u043d\u044b\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0440\u0430\u043d\u0435\u0435 \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0435\u043d\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://git.kernel.org/stable/c/efe7cf828039aedb297c1f9920b638fffee6aabc\nhttps://git.kernel.org/stable/c/fc74b9cb789cae061bbca7b203a3842e059f6b5d\nhttps://git.kernel.org/stable/c/4dd684d4bb3cd5454e0bf6e2a1bdfbd5c9c872ed\nhttps://git.kernel.org/stable/c/08de58abedf6e69396e1207e4f99ef8904b2b532\nhttps://git.kernel.org/stable/c/978e50ef8c38dc71bd14d1b0143d554ff5d188ba\nhttps://git.kernel.org/stable/c/41ccb5bcbf03f02d820bc6ea8390811859f558f8\nhttps://lists.debian.org/debian-lts-announce/2024/06/msg00017.html\nhttps://git.kernel.org/stable/c/f84e7534457dcd7835be743517c35378bb4e7c50\nhttps://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-52637\nhttps://lore.kernel.org/linux-cve-announce/2024040332-CVE-2023-52637-5e37@gregkh/\nhttps://git.kernel.org/linus/efe7cf828039aedb297c1f9920b638fffee6aabc\nhttps://www.cve.org/CVERecord?id=CVE-2023-52637\nhttps://ubuntu.com/security/notices/USN-6767-1\nhttps://ubuntu.com/security/notices/USN-6766-1\nhttps://ubuntu.com/security/notices/USN-6767-2\nhttps://ubuntu.com/security/notices/USN-6766-2\nhttps://ubuntu.com/security/notices/USN-6766-3\nhttps://ubuntu.com/security/notices/USN-6795-1\nhttps://ubuntu.com/security/notices/USN-6828-1\nhttps://ubuntu.com/security/notices/USN-6895-1\nhttps://ubuntu.com/security/notices/USN-6895-2\nhttps://ubuntu.com/security/notices/USN-6900-1\nhttps://ubuntu.com/security/notices/USN-6895-3\nhttps://ubuntu.com/security/notices/USN-6895-4\nhttps://git.linuxtesting.ru/pub/scm/linux/kernel/git/lvc/linux-stable.git/commit/?h=v5.10.216-lvc26\u0026id=978e50ef8c38dc71bd14d1b0143d554ff5d188ba\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.269\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.210\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.149\nhttps://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.79\nhttps://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.18\nhttps://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.6\nhttps://\u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430.\u043d\u043f\u043f\u043a\u0442.\u0440\u0444/bin/view/\u041e\u0421\u043d\u043e\u0432\u0430/\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f/2.10.1/",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-416",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 6,8)\n\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.1 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 7,8)"
}

CVE-2023-52637 (GCVE-0-2023-52637)

Vulnerability from cvelistv5 – Published: 2024-04-03 14:54 – Updated: 2026-08-05 09:10

Title

can: j1939: Fix UAF in j1939_sk_match_filter during setsockopt(SO_J1939_FILTER)

Summary

In the Linux kernel, the following vulnerability has been resolved: can: j1939: Fix UAF in j1939_sk_match_filter during setsockopt(SO_J1939_FILTER) Lock jsk->sk to prevent UAF when setsockopt(..., SO_J1939_FILTER, ...) modifies jsk->filters while receiving packets. Following trace was seen on affected system: ================================================================== BUG: KASAN: slab-use-after-free in j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939] Read of size 4 at addr ffff888012144014 by task j1939/350 CPU: 0 PID: 350 Comm: j1939 Tainted: G W OE 6.5.0-rc5 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014 Call Trace: print_report+0xd3/0x620 ? kasan_complete_mode_report_info+0x7d/0x200 ? j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939] kasan_report+0xc2/0x100 ? j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939] __asan_load4+0x84/0xb0 j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939] j1939_sk_recv+0x20b/0x320 [can_j1939] ? __kasan_check_write+0x18/0x20 ? __pfx_j1939_sk_recv+0x10/0x10 [can_j1939] ? j1939_simple_recv+0x69/0x280 [can_j1939] ? j1939_ac_recv+0x5e/0x310 [can_j1939] j1939_can_recv+0x43f/0x580 [can_j1939] ? __pfx_j1939_can_recv+0x10/0x10 [can_j1939] ? raw_rcv+0x42/0x3c0 [can_raw] ? __pfx_j1939_can_recv+0x10/0x10 [can_j1939] can_rcv_filter+0x11f/0x350 [can] can_receive+0x12f/0x190 [can] ? __pfx_can_rcv+0x10/0x10 [can] can_rcv+0xdd/0x130 [can] ? __pfx_can_rcv+0x10/0x10 [can] __netif_receive_skb_one_core+0x13d/0x150 ? __pfx___netif_receive_skb_one_core+0x10/0x10 ? __kasan_check_write+0x18/0x20 ? _raw_spin_lock_irq+0x8c/0xe0 __netif_receive_skb+0x23/0xb0 process_backlog+0x107/0x260 __napi_poll+0x69/0x310 net_rx_action+0x2a1/0x580 ? __pfx_net_rx_action+0x10/0x10 ? __pfx__raw_spin_lock+0x10/0x10 ? handle_irq_event+0x7d/0xa0 __do_softirq+0xf3/0x3f8 do_softirq+0x53/0x80 </IRQ> <TASK> __local_bh_enable_ip+0x6e/0x70 netif_rx+0x16b/0x180 can_send+0x32b/0x520 [can] ? __pfx_can_send+0x10/0x10 [can] ? __check_object_size+0x299/0x410 raw_sendmsg+0x572/0x6d0 [can_raw] ? __pfx_raw_sendmsg+0x10/0x10 [can_raw] ? apparmor_socket_sendmsg+0x2f/0x40 ? __pfx_raw_sendmsg+0x10/0x10 [can_raw] sock_sendmsg+0xef/0x100 sock_write_iter+0x162/0x220 ? __pfx_sock_write_iter+0x10/0x10 ? __rtnl_unlock+0x47/0x80 ? security_file_permission+0x54/0x320 vfs_write+0x6ba/0x750 ? __pfx_vfs_write+0x10/0x10 ? __fget_light+0x1ca/0x1f0 ? __rcu_read_unlock+0x5b/0x280 ksys_write+0x143/0x170 ? __pfx_ksys_write+0x10/0x10 ? __kasan_check_read+0x15/0x20 ? fpregs_assert_state_consistent+0x62/0x70 __x64_sys_write+0x47/0x60 do_syscall_64+0x60/0x90 ? do_syscall_64+0x6d/0x90 ? irqentry_exit+0x3f/0x50 ? exc_page_fault+0x79/0xf0 entry_SYSCALL_64_after_hwframe+0x6e/0xd8 Allocated by task 348: kasan_save_stack+0x2a/0x50 kasan_set_track+0x29/0x40 kasan_save_alloc_info+0x1f/0x30 __kasan_kmalloc+0xb5/0xc0 __kmalloc_node_track_caller+0x67/0x160 j1939_sk_setsockopt+0x284/0x450 [can_j1939] __sys_setsockopt+0x15c/0x2f0 __x64_sys_setsockopt+0x6b/0x80 do_syscall_64+0x60/0x90 entry_SYSCALL_64_after_hwframe+0x6e/0xd8 Freed by task 349: kasan_save_stack+0x2a/0x50 kasan_set_track+0x29/0x40 kasan_save_free_info+0x2f/0x50 __kasan_slab_free+0x12e/0x1c0 __kmem_cache_free+0x1b9/0x380 kfree+0x7a/0x120 j1939_sk_setsockopt+0x3b2/0x450 [can_j1939] __sys_setsockopt+0x15c/0x2f0 __x64_sys_setsockopt+0x6b/0x80 do_syscall_64+0x60/0x90 entry_SYSCALL_64_after_hwframe+0x6e/0xd8

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-04-03 17:45 UTC

Assigner

Linux mitre root Scorecard

References

8 references

URL	Tags
https://git.kernel.org/stable/c/08de58abedf6e6939…
https://git.kernel.org/stable/c/978e50ef8c38dc71b…
https://git.kernel.org/stable/c/41ccb5bcbf03f02d8…
https://git.kernel.org/stable/c/4dd684d4bb3cd5454…
https://git.kernel.org/stable/c/f84e7534457dcd783…
https://git.kernel.org/stable/c/fc74b9cb789cae061…
https://git.kernel.org/stable/c/efe7cf828039aedb2…
https://lists.debian.org/debian-lts-announce/2024…	x_transferred

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 9d71dd0c70099914fcd063135da3c580865e924c , < 08de58abedf6e69396e1207e4f99ef8904b2b532 (git) Affected: 9d71dd0c70099914fcd063135da3c580865e924c , < 978e50ef8c38dc71bd14d1b0143d554ff5d188ba (git) Affected: 9d71dd0c70099914fcd063135da3c580865e924c , < 41ccb5bcbf03f02d820bc6ea8390811859f558f8 (git) Affected: 9d71dd0c70099914fcd063135da3c580865e924c , < 4dd684d4bb3cd5454e0bf6e2a1bdfbd5c9c872ed (git) Affected: 9d71dd0c70099914fcd063135da3c580865e924c , < f84e7534457dcd7835be743517c35378bb4e7c50 (git) Affected: 9d71dd0c70099914fcd063135da3c580865e924c , < fc74b9cb789cae061bbca7b203a3842e059f6b5d (git) Affected: 9d71dd0c70099914fcd063135da3c580865e924c , < efe7cf828039aedb297c1f9920b638fffee6aabc (git)
Linux	Linux	Affected: 5.4 Unaffected: 0 , < 5.4 (semver) Unaffected: 5.4.269 , ≤ 5.4.* (semver) Unaffected: 5.10.210 , ≤ 5.10.* (semver) Unaffected: 5.15.149 , ≤ 5.15.* (semver) Unaffected: 6.1.79 , ≤ 6.1.* (semver) Unaffected: 6.6.18 , ≤ 6.6.* (semver) Unaffected: 6.7.6 , ≤ 6.7.* (semver) Unaffected: 6.8 , ≤ * (original_commit_for_fix)

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                "timestamp": "2024-04-03T17:45:26.968713Z",
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                  "versionStartIncluding": "5.4",
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              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: j1939: Fix UAF in j1939_sk_match_filter during setsockopt(SO_J1939_FILTER)\n\nLock jsk-\u003esk to prevent UAF when setsockopt(..., SO_J1939_FILTER, ...)\nmodifies jsk-\u003efilters while receiving packets.\n\nFollowing trace was seen on affected system:\n ==================================================================\n BUG: KASAN: slab-use-after-free in j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939]\n Read of size 4 at addr ffff888012144014 by task j1939/350\n\n CPU: 0 PID: 350 Comm: j1939 Tainted: G        W  OE      6.5.0-rc5 #1\n Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014\n Call Trace:\n  print_report+0xd3/0x620\n  ? kasan_complete_mode_report_info+0x7d/0x200\n  ? j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939]\n  kasan_report+0xc2/0x100\n  ? j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939]\n  __asan_load4+0x84/0xb0\n  j1939_sk_recv_match_one+0x1af/0x2d0 [can_j1939]\n  j1939_sk_recv+0x20b/0x320 [can_j1939]\n  ? __kasan_check_write+0x18/0x20\n  ? __pfx_j1939_sk_recv+0x10/0x10 [can_j1939]\n  ? j1939_simple_recv+0x69/0x280 [can_j1939]\n  ? j1939_ac_recv+0x5e/0x310 [can_j1939]\n  j1939_can_recv+0x43f/0x580 [can_j1939]\n  ? __pfx_j1939_can_recv+0x10/0x10 [can_j1939]\n  ? raw_rcv+0x42/0x3c0 [can_raw]\n  ? __pfx_j1939_can_recv+0x10/0x10 [can_j1939]\n  can_rcv_filter+0x11f/0x350 [can]\n  can_receive+0x12f/0x190 [can]\n  ? __pfx_can_rcv+0x10/0x10 [can]\n  can_rcv+0xdd/0x130 [can]\n  ? __pfx_can_rcv+0x10/0x10 [can]\n  __netif_receive_skb_one_core+0x13d/0x150\n  ? __pfx___netif_receive_skb_one_core+0x10/0x10\n  ? __kasan_check_write+0x18/0x20\n  ? _raw_spin_lock_irq+0x8c/0xe0\n  __netif_receive_skb+0x23/0xb0\n  process_backlog+0x107/0x260\n  __napi_poll+0x69/0x310\n  net_rx_action+0x2a1/0x580\n  ? __pfx_net_rx_action+0x10/0x10\n  ? __pfx__raw_spin_lock+0x10/0x10\n  ? handle_irq_event+0x7d/0xa0\n  __do_softirq+0xf3/0x3f8\n  do_softirq+0x53/0x80\n  \u003c/IRQ\u003e\n  \u003cTASK\u003e\n  __local_bh_enable_ip+0x6e/0x70\n  netif_rx+0x16b/0x180\n  can_send+0x32b/0x520 [can]\n  ? __pfx_can_send+0x10/0x10 [can]\n  ? __check_object_size+0x299/0x410\n  raw_sendmsg+0x572/0x6d0 [can_raw]\n  ? __pfx_raw_sendmsg+0x10/0x10 [can_raw]\n  ? apparmor_socket_sendmsg+0x2f/0x40\n  ? __pfx_raw_sendmsg+0x10/0x10 [can_raw]\n  sock_sendmsg+0xef/0x100\n  sock_write_iter+0x162/0x220\n  ? __pfx_sock_write_iter+0x10/0x10\n  ? __rtnl_unlock+0x47/0x80\n  ? security_file_permission+0x54/0x320\n  vfs_write+0x6ba/0x750\n  ? __pfx_vfs_write+0x10/0x10\n  ? __fget_light+0x1ca/0x1f0\n  ? __rcu_read_unlock+0x5b/0x280\n  ksys_write+0x143/0x170\n  ? __pfx_ksys_write+0x10/0x10\n  ? __kasan_check_read+0x15/0x20\n  ? fpregs_assert_state_consistent+0x62/0x70\n  __x64_sys_write+0x47/0x60\n  do_syscall_64+0x60/0x90\n  ? do_syscall_64+0x6d/0x90\n  ? irqentry_exit+0x3f/0x50\n  ? exc_page_fault+0x79/0xf0\n  entry_SYSCALL_64_after_hwframe+0x6e/0xd8\n\n Allocated by task 348:\n  kasan_save_stack+0x2a/0x50\n  kasan_set_track+0x29/0x40\n  kasan_save_alloc_info+0x1f/0x30\n  __kasan_kmalloc+0xb5/0xc0\n  __kmalloc_node_track_caller+0x67/0x160\n  j1939_sk_setsockopt+0x284/0x450 [can_j1939]\n  __sys_setsockopt+0x15c/0x2f0\n  __x64_sys_setsockopt+0x6b/0x80\n  do_syscall_64+0x60/0x90\n  entry_SYSCALL_64_after_hwframe+0x6e/0xd8\n\n Freed by task 349:\n  kasan_save_stack+0x2a/0x50\n  kasan_set_track+0x29/0x40\n  kasan_save_free_info+0x2f/0x50\n  __kasan_slab_free+0x12e/0x1c0\n  __kmem_cache_free+0x1b9/0x380\n  kfree+0x7a/0x120\n  j1939_sk_setsockopt+0x3b2/0x450 [can_j1939]\n  __sys_setsockopt+0x15c/0x2f0\n  __x64_sys_setsockopt+0x6b/0x80\n  do_syscall_64+0x60/0x90\n  entry_SYSCALL_64_after_hwframe+0x6e/0xd8"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "AV:L - The UAF free of jsk-\u003efilters occurs only in local setsockopt(SO_J1939_FILTER) (or socket close); a remote CAN/J1939 peer can drive receive-side matching but cannot free the filter array, so the attack requires local syscall access.\nAC:L - The attacker fully controls both sides of the race\u2014concurrent SO_J1939_FILTER setsockopt threads to free/replace filters, plus AF_CAN raw sendmsg loopback (or bus traffic) to hit j1939_sk_match_filter in softirq\u2014so success does not depend on external conditions.\nPR:L - can_create()/j1939_sk_bind()/SO_J1939_FILTER impose no capability checks; on systems with an UP CAN/vcan device any unprivileged user can bind, and CAP_NET_ADMIN to create vcan is obtainable via unshare -Urn without real init-namespace root.\nUI:N - The attacker opens J1939/raw sockets, sets filters, and injects frames themselves; no separate victim action is required.\nS:U - Impact is a kernel slab use-after-free within the same host kernel authority (local privilege escalation), with no VM, IOMMU, or sandbox boundary crossed.\nC:H - This is a slab UAF of the attacker-sized j1939_filter array (up to 512 entries); reclaiming the freed object enables reading reclaimed kernel heap contents and arbitrary-read primitives.\nI:H - The same UAF is exploitable via heap spray of the freed filter allocation to obtain arbitrary write / control-flow hijacking primitives in the kernel.\nA:H - Triggering the race reliably produces slab-use-after-free reads in softirq (as shown by the KASAN report in j1939_sk_recv_match_one), causing kernel oops/panic even when not fully exploited."
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-05T09:10:50.061Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/08de58abedf6e69396e1207e4f99ef8904b2b532"
        },
        {
          "url": "https://git.kernel.org/stable/c/978e50ef8c38dc71bd14d1b0143d554ff5d188ba"
        },
        {
          "url": "https://git.kernel.org/stable/c/41ccb5bcbf03f02d820bc6ea8390811859f558f8"
        },
        {
          "url": "https://git.kernel.org/stable/c/4dd684d4bb3cd5454e0bf6e2a1bdfbd5c9c872ed"
        },
        {
          "url": "https://git.kernel.org/stable/c/f84e7534457dcd7835be743517c35378bb4e7c50"
        },
        {
          "url": "https://git.kernel.org/stable/c/fc74b9cb789cae061bbca7b203a3842e059f6b5d"
        },
        {
          "url": "https://git.kernel.org/stable/c/efe7cf828039aedb297c1f9920b638fffee6aabc"
        }
      ],
      "title": "can: j1939: Fix UAF in j1939_sk_match_filter during setsockopt(SO_J1939_FILTER)",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2023-52637",
    "datePublished": "2024-04-03T14:54:40.262Z",
    "dateReserved": "2024-03-06T09:52:12.093Z",
    "dateUpdated": "2026-08-05T09:10:50.061Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

BDU:2025-07479 (CVE-2023-52637)

CVE-2023-52637 (GCVE-0-2023-52637)

Tags

Sightings

Nomenclature

Related by attack behaviour