NULL Pointer Dereference Affecting torvalds/linux package, versions [,v6.4-rc2)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-5736870
  • published25 Jun 2023
  • disclosed25 Jun 2023
  • creditUnknown

Introduced: 25 Jun 2023

CVE-2023-3212  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version v6.4-rc2 or higher.

Overview

Affected versions of this package are vulnerable to NULL Pointer Dereference in the gfs2 file system, when the evict code tries to reference the journal descriptor structure after it has been freed and set to NULL.

CVSS Base Scores

version 3.1