Double Free Affecting kernel-devel package, versions <0:4.18.0-372.32.1.el8_6


Severity

Recommended
0.0
high
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.05% (24th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELDEVEL-3199205
  • published5 Jan 2023
  • disclosed8 Jan 2024

Introduced: 5 Jan 2023

CVE-2022-2588  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 kernel-devel to version 0:4.18.0-372.32.1.el8_6 or higher.
This issue was patched in RLSA-2022:7110.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-devel package and not the kernel-devel package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.

CVSS Scores

version 3.1