Out-of-bounds Write Affecting torvalds/linux package, versions [5.8,5.12.4)[,5.13-rc1)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.02% (3rd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-6354175
  • published1 Mar 2024
  • disclosed28 Feb 2024
  • creditUnknown

Introduced: 28 Feb 2024

CVE-2021-47014  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.12.4, 5.13-rc1 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write due to improper handling of memory operations when clearing fragments in the act_ct module of the net/sched component. An attacker with local access can cause a denial of service by triggering wild memory access.

CVSS Base Scores

version 3.1