Use After Free Affecting perf package, versions <0:5.14.0-70.85.1.el9_0


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-RHEL9-PERF-6192536
  • published26 Jan 2024
  • disclosed5 Apr 2022

Introduced: 5 Apr 2022

CVE-2022-41858  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:9 perf to version 0:5.14.0-70.85.1.el9_0 or higher.
This issue was patched in RHSA-2024:0432.

NVD Description

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

A flaw was found in the Linux kernel. A NULL pointer dereference may occur while a slip driver is in progress to detach in sl_tx_timeout in drivers/net/slip/slip.c. This issue could allow an attacker to crash the system or leak internal kernel information.

CVSS Scores

version 3.1