Use After Free Affecting kernel-tools-libs-devel package, versions <0:4.18.0-425.13.1.el8_7.cloud


Severity

Recommended
0.0
high
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.44% (35th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELTOOLSLIBSDEVEL-3329273
  • published22 Feb 2023
  • disclosed21 Sept 2022

Introduced: 21 Sep 2022

CVE-2022-41222  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 kernel-tools-libs-devel to version 0:4.18.0-425.13.1.el8_7.cloud or higher.
This issue was patched in RXSA-2023:0832.

NVD Description

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

mm/mremap.c in the Linux kernel before 5.13.3 has a use-after-free via a stale TLB because an rmap lock is not held during a PUD move.

CVSS Base Scores

version 3.1