CVE-2023-3772

Name	CVE-2023-3772
Description	A 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.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-3623-1, DLA-3710-1, DSA-5492-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	bullseye	5.10.223-1	fixed
	bullseye (security)	5.10.226-1	fixed
	bookworm	6.1.115-1	fixed
	bookworm (security)	6.1.112-1	fixed
	trixie	6.11.7-1	fixed
	sid	6.11.9-1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	buster	4.19.304-1	DLA-3710-1
linux	source	bullseye	5.10.197-1
linux	source	bookworm	6.1.52-1	DSA-5492-1
linux	source	(unstable)	6.4.13-1
linux-5.10	source	buster	5.10.197-1~deb10u1	DLA-3623-1

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