Double Free Affecting kernel-default-base package, versions <5.3.18-150200.24.129.1.150200.9.61.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.12% (48th percentile)

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  • Snyk IDSNYK-SLES152-KERNELDEFAULTBASE-3036758
  • published29 Sept 2022
  • disclosed28 Sept 2022

Introduced: 28 Sep 2022

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

How to fix?

Upgrade SLES:15.2 kernel-default-base to version 5.3.18-150200.24.129.1.150200.9.61.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-base package and not the kernel-default-base package as distributed by SLES. See How to fix? for SLES:15.2 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