Use After Free Affecting bpftool package, versions <0:5.15.0-2.52.3.el9uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ORACLE9-BPFTOOL-3028876
  • published22 Sept 2022
  • disclosed8 Jan 2024

Introduced: 22 Sep 2022

CVE-2022-2585  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:9 bpftool to version 0:5.15.0-2.52.3.el9uek or higher.
This issue was patched in ELSA-2022-9827.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free.

CVSS Scores

version 3.1