Out-of-bounds Write Affecting kernel-doc package, versions <0:4.18.0-513.5.1.el8_9


Severity

Recommended
0.0
high
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.05% (22nd percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELDOC-6089532
  • published27 Nov 2023
  • disclosed14 Nov 2023

Introduced: 14 Nov 2023

CVE-2023-31436  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-doc to version 0:4.18.0-513.5.1.el8_9 or higher.
This issue was patched in ALSA-2023:7077.

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 AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX.

CVSS Scores

version 3.1