CVE-2023-3772

NameCVE-2023-3772
DescriptionA flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointer in xfrm_update_ae_params(), leading to a possible kernel crash and denial of service.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5492-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2vulnerable
buster (security)4.19.289-2vulnerable
bullseye5.10.178-3vulnerable
bullseye (security)5.10.191-1vulnerable
bookworm6.1.38-1vulnerable
bookworm (security)6.1.52-1fixed
trixie6.4.13-1fixed
sid6.5.3-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebookworm6.1.52-1DSA-5492-1
linuxsource(unstable)6.4.13-1

Notes

https://lore.kernel.org/netdev/20230721145103.2714073-1-linma@zju.edu.cn/
https://www.openwall.com/lists/oss-security/2023/08/10/1

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