Use After Free Affecting torvalds/linux package, versions [,6.4-rc1)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
0.59% (68th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-5500442
  • published9 May 2023
  • disclosed2 May 2023
  • creditPatryk Sondej, Piotr Krysiuk

Introduced: 2 May 2023

CVE-2023-32233  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 6.4-rc1 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free in Netfilter nf_tables allowing unprivileged local users to execute arbitrary kernel code, possibly leading to an information leak issue.

CVSS Base Scores

version 3.1