CVE-2022-36946

HighCVSS 7.5/10Last modified Oct 14, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected software

No affected versions have been published.

Timeline

Published
Jul 27, 2022
Last modified
Oct 14, 2026
NVD status
Modified

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CVE-2022-36946: High severity, CVSS 7.5 | Vulnix