Vulnerability-Lookup

(CVE-2022-1586)

Vulnerability from cleanstart – Published: 2026-10-01 04:00 – Updated: 2024-05-13 09:23 – Source website

Summary

out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile

Details

Security vulnerability affects the pcre2 package. An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.

Severity

9.1 (Critical)


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

References

URL

Type

	https://github.com/cleanstart-dev/cleanstart-secu…	ADVISORY
	https://osv.dev/vulnerability/CVE-2022-1586	WEB
	https://nvd.nist.gov/vuln/detail/CVE-2022-1586	WEB

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "CleanStart",
        "name": "pcre2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.40-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "credits": [],
  "database_specific": {},
  "details": "Security vulnerability affects the pcre2 package. An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.",
  "id": "CLEANSTART-2024-KR97455",
  "modified": "2024-05-13T09:23:04Z",
  "published": "2026-10-01T04:00:59.114244Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-KR97455.json"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2022-1586"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-1586"
    }
  ],
  "related": [],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile",
  "upstream": [
    "CVE-2022-1586"
  ]
}

CVE-2022-1586 (GCVE-0-2022-1586)

Vulnerability from cvelistv5 – Published: 2022-05-16 00:00 – Updated: 2025-03-06 08:18

Summary

An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because the character was not fully read in case-less matching within JIT.

Severity

No CVSS data available.

CWE

CWE-125 - - Out-of-bounds Read

Assigner

redhat redhat root Scorecard

References

11 references

URL	Tags
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2077976%2C
https://github.com/PCRE2Project/pcre2/commit/50a5…
https://github.com/PCRE2Project/pcre2/commit/d4fa…
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://security.netapp.com/advisory/ntap-2022102…
https://lists.debian.org/debian-lts-announce/2023…	mailing-list
https://bugzilla.redhat.com/show_bug.cgi?id=2077976
https://github.com/PCRE2Project/pcre2/commit/50a5…

Impacted products

1 product

Vendor	Product	Version
n/a	pcre2	Affected: Fixed in pcre2-10.40.

Show details on NVD website

JSON

To clipboard

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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.

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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

(CVE-2022-1586)

CVE-2022-1586 (GCVE-0-2022-1586)

Tags

Sightings

Nomenclature

Related by attack behaviour