Buffer Overflow Affecting kernel-modules-extra package, versions <0:5.14.0-70.49.1.el9_0


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELMODULESEXTRA-3381934
  • published12 Dec 2022
  • disclosed9 Dec 2022

Introduced: 9 Dec 2022

CVE-2022-4378  (opens in a new tab)
CWE-120  (opens in a new tab)
CWE-131  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade RHEL:9 kernel-modules-extra to version 0:5.14.0-70.49.1.el9_0 or higher.
This issue was patched in RHSA-2023:1202.

NVD Description

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

A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVSS Scores

version 3.1