Race Condition Affecting kernel-64k-modules-extra package, versions <0:5.14.0-362.8.1.el9_3


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-CENTOS9-KERNEL64KMODULESEXTRA-5722930
  • published20 Jun 2023
  • disclosed20 Mar 2023

Introduced: 20 Mar 2023

CVE-2023-33203  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:9 kernel-64k-modules-extra to version 0:5.14.0-362.8.1.el9_3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-64k-modules-extra package and not the kernel-64k-modules-extra package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

The Linux kernel before 6.2.9 has a race condition and resultant use-after-free in drivers/net/ethernet/qualcomm/emac/emac.c if a physically proximate attacker unplugs an emac based device.

CVSS Base Scores

version 3.1