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Use After Free The advisory has been revoked - it doesn't affect any version of package bpftool  (opens in a new tab)

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EPSS
0.49% (41st percentile)

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  • Snyk IDSNYK-CENTOS9-BPFTOOL-3091248
  • published31 Oct 2022
  • disclosed7 Jul 2021
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Introduced: 7 Jul 2021

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

Amendment

The Centos security team deemed this advisory irrelevant for Centos:9.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by Centos.

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.

References