CVE-2022-36946 Affecting kernel-devel package, versions <0:6.1.10-15.42.amzn2023


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.9% (84th percentile)

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  • Snyk IDSNYK-AMZN2023-KERNELDEVEL-3347362
  • published7 Mar 2023
  • disclosed27 Jul 2022

Introduced: 27 Jul 2022

CVE-2022-36946  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 kernel-devel to version 0:6.1.10-15.42.amzn2023 or higher.
This issue was patched in ALAS2023-2023-070.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-devel package and not the kernel-devel package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 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