Stack-based Buffer Overflow Affecting kernel-rt-debug-core package, versions <0:4.18.0-553.16.1.rt7.357.el8_10


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELRTDEBUGCORE-6656932
  • published18 Apr 2024
  • disclosed17 Apr 2024

Introduced: 17 Apr 2024

CVE-2024-26843  (opens in a new tab)
CWE-121  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-rt-debug-core to version 0:4.18.0-553.16.1.rt7.357.el8_10 or higher.

NVD Description

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

In the Linux kernel, the following vulnerability has been resolved:

efi: runtime: Fix potential overflow of soft-reserved region size

md_size will have been narrowed if we have >= 4GB worth of pages in a soft-reserved region.

CVSS Scores

version 3.1