Race Condition Affecting kernel-headers package, versions <0:4.18.0-513.5.1.el8_9


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELHEADERS-5880209
  • published3 Sept 2023
  • disclosed2 Sept 2023

Introduced: 2 Sep 2023

CVE-2023-4732  (opens in a new tab)
CWE-366  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-headers to version 0:4.18.0-513.5.1.el8_9 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-headers package and not the kernel-headers package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A flaw was found in pfn_swap_entry_to_page in memory management subsystem in the Linux Kernel. In this flaw, an attacker with a local user privilege may cause a denial of service problem due to a BUG statement referencing pmd_t x.

CVSS Scores

version 3.1