Memory Leak Affecting kernel-doc package, versions <0:4.18.0-372.95.1.el8_6


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELDOC-6414157
  • published7 Mar 2024
  • disclosed7 Oct 2022

Introduced: 7 Oct 2022

CVE-2023-0597  (opens in a new tab)
CWE-401  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:8 kernel-doc to version 0:4.18.0-372.95.1.el8_6 or higher.
This issue was patched in RHSA-2024:1188.

NVD Description

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

A flaw possibility of memory leak in the Linux kernel cpu_entry_area mapping of X86 CPU data to memory was found in the way user can guess location of exception stack(s) or other important data. A local user could use this flaw to get access to some important data with expected location in memory.

CVSS Scores

version 3.1