Use After Free Affecting torvalds/linux package, versions [,6.5-rc3)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-6186559
  • published24 Jan 2024
  • disclosed23 Jan 2024
  • creditUnknown

Introduced: 23 Jan 2024

CVE-2023-51043  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 6.5-rc3 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free due to a race condition between a nonblocking atomic commit and a driver unload in the drm_atomic component. An attacker can achieve privilege escalation or cause a system crash by exploiting the timing window where memory has been freed and is subsequently accessed.

References

CVSS Base Scores

version 3.1