CVE-2022-36946

NameCVE-2022-36946
Descriptionnfqnl_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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3102-1, DLA-3131-1, DSA-5207-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)bullseye (security), bullseye5.10.218-1fixed
bookworm6.1.94-1fixed
bookworm (security)6.1.90-1fixed
trixie6.9.8-1fixed
sid6.9.9-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebuster4.19.260-1DLA-3131-1
linuxsourcebullseye5.10.136-1DSA-5207-1
linuxsource(unstable)5.18.16-1
linux-5.10sourcebuster5.10.136-1~deb10u1DLA-3102-1

Notes

https://marc.info/?l=netfilter-devel&m=165883202007292&w=2
Fixed by: https://git.kernel.org/linus/99a63d36cb3ed5ca3aa6fcb64cffbeaf3b0fb164

Search for package or bug name: Reporting problems