CVE-2021-47336 (GCVE-0-2021-47336)

Vulnerability from cvelistv5 – Published: 2024-05-21 14:35 – Updated: 2026-05-11 13:52
VLAI
Title
smackfs: restrict bytes count in smk_set_cipso()
Summary
In the Linux kernel, the following vulnerability has been resolved: smackfs: restrict bytes count in smk_set_cipso() Oops, I failed to update subject line. From 07571157c91b98ce1a4aa70967531e64b78e8346 Mon Sep 17 00:00:00 2001 Date: Mon, 12 Apr 2021 22:25:06 +0900 Subject: [PATCH] smackfs: restrict bytes count in smk_set_cipso() Commit 7ef4c19d245f3dc2 ("smackfs: restrict bytes count in smackfs write functions") missed that count > SMK_CIPSOMAX check applies to only format == SMK_FIXED24_FMT case.
Severity
No CVSS data available.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-05-21 18:44 UTC
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: f7112e6c9abf1c70f001dcf097c1d6e218a93f5c , < 5f9880403e6b71d56924748ba331daf836243fca (git)
Affected: f7112e6c9abf1c70f001dcf097c1d6e218a93f5c , < 5c2dca9a7a7ff6a2df34158903515e2e4fd3d2b2 (git)
Affected: f7112e6c9abf1c70f001dcf097c1d6e218a93f5c , < cbd87ba6a13891acf6180783f8234a8b7a3e3d4d (git)
Affected: f7112e6c9abf1c70f001dcf097c1d6e218a93f5c , < 135122f174c357b7a3e58f40fa5792156c5e93e6 (git)
Affected: f7112e6c9abf1c70f001dcf097c1d6e218a93f5c , < 3780348c1a0e14ffefcaf1fc521f815bcaac94b0 (git)
Affected: f7112e6c9abf1c70f001dcf097c1d6e218a93f5c , < 8f5c773a2871cf446e3f36b2834fb25bbb28512b (git)
Affected: f7112e6c9abf1c70f001dcf097c1d6e218a93f5c , < 258fd821f69378453c071b9dd767b298810fc766 (git)
Affected: f7112e6c9abf1c70f001dcf097c1d6e218a93f5c , < 49ec114a6e62d8d320037ce71c1aaf9650b3cafd (git)
Create a notification for this product.
Linux Linux Affected: 3.5
Unaffected: 0 , < 3.5 (semver)
Unaffected: 4.9.276 , ≤ 4.9.* (semver)
Unaffected: 4.14.240 , ≤ 4.14.* (semver)
Unaffected: 4.19.198 , ≤ 4.19.* (semver)
Unaffected: 5.4.133 , ≤ 5.4.* (semver)
Unaffected: 5.10.51 , ≤ 5.10.* (semver)
Unaffected: 5.12.18 , ≤ 5.12.* (semver)
Unaffected: 5.13.3 , ≤ 5.13.* (semver)
Unaffected: 5.14 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
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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.