CVE-2022-36946 Affecting kernel-doc package, versions <0:4.18.0-372.91.1.el8_6


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.9% (84th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELDOC-6238613
  • published8 Feb 2024
  • disclosed26 Jul 2022

Introduced: 26 Jul 2022

CVE-2022-36946  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:8 kernel-doc to version 0:4.18.0-372.91.1.el8_6 or higher.
This issue was patched in RHSA-2024:0724.

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.

nfqnl_mangle in net/netfilter/nfnetlink_queue.c in the Linux kernel through 5.18.14 allows remote attackers to cause a denial of service (panic) because, in the case of an nf_queue verdict with a one-byte nfta_payload attribute, an skb_pull can encounter a negative skb->len.

CVSS Scores

version 3.1