Use After Free Affecting torvalds/linux package, versions [,6.6-rc3)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-5925627
  • published29 Sept 2023
  • disclosed27 Sept 2023
  • creditUnknown

Introduced: 27 Sep 2023

CVE-2023-5197  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 6.6-rc3 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free in the netfilter: nf_tables component, due to the addition and removal of rules from chain bindings within the same transaction. An attacker can exploit this to achieve local privilege escalation.

CVSS Base Scores

version 3.1