CVE-2023-35788

Name	CVE-2023-35788
Description	An issue was discovered in fl_set_geneve_opt in net/sched/cls_flower.c in the Linux kernel before 6.3.7. It allows an out-of-bounds write in the flower classifier code via TCA_FLOWER_KEY_ENC_OPTS_GENEVE packets. This may result in denial of service or privilege escalation.
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-3508-1, DLA-3623-1, DSA-5448-1, DSA-5480-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	bullseye (security), bullseye	5.10.223-1	fixed
	bookworm	6.1.106-3	fixed
	bookworm (security)	6.1.99-1	fixed
	trixie	6.10.6-1	fixed
	sid	6.10.9-1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	buster	4.19.289-1	DLA-3508-1
linux	source	bullseye	5.10.191-1	DSA-5480-1
linux	source	bookworm	6.1.37-1	DSA-5448-1
linux	source	(unstable)	6.3.7-1
linux-5.10	source	buster	5.10.197-1~deb10u1	DLA-3623-1

https://www.openwall.com/lists/oss-security/2023/06/07/1
https://git.kernel.org/linus/4d56304e5827c8cc8cc18c75343d283af7c4825c (6.4-rc5)