CVE-2022-26129

Name	CVE-2022-26129
Description	Buffer overflow vulnerabilities exist in FRRouting through 8.1.0 due to wrong checks on the subtlv length in the functions, parse_hello_subtlv, parse_ihu_subtlv, and parse_update_subtlv in babeld/message.c.
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-3797-1, DLA-3865-1
Debian Bugs	1008010

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
frr (PTS)	bullseye	7.5.1-1.1+deb11u2	vulnerable
	bullseye (security)	7.5.1-1.1+deb11u4	fixed
	bookworm, bookworm (security)	8.4.4-1.1~deb12u1	fixed
	sid, trixie	10.2.1-2	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
frr	source	buster	7.5.1-1.1+deb10u2	DLA-3797-1
frr	source	bullseye	7.5.1-1.1+deb11u3	DLA-3865-1
frr	source	(unstable)	8.4.1-1		1008010

https://github.com/FRRouting/frr/issues/10503
Fixed by https://github.com/FRRouting/frr/issues/10504 (together with CVE-2022-26128)