CVE-2024-2961

Name	CVE-2024-2961
Description	The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable.
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-3807-1, DSA-5673-1
Debian Bugs	1069191

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
glibc (PTS)	buster	2.28-10+deb10u1	vulnerable
	buster (security)	2.28-10+deb10u3	fixed
	bullseye	2.31-13+deb11u8	vulnerable
	bullseye (security)	2.31-13+deb11u10	fixed
	bookworm	2.36-9+deb12u4	vulnerable
	bookworm (security)	2.36-9+deb12u7	fixed
	trixie	2.38-7	fixed
	sid	2.38-10	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
glibc	source	buster	2.28-10+deb10u3	DLA-3807-1
glibc	source	bullseye	2.31-13+deb11u9	DSA-5673-1
glibc	source	bookworm	2.36-9+deb12u6	DSA-5673-1
glibc	source	(unstable)	2.37-18		1069191

Notes

https://www.openwall.com/lists/oss-security/2024/04/17/9
https://www.openwall.com/lists/oss-security/2024/04/18/4
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0004
Introduced by: https://sourceware.org/git?p=glibc.git;a=commit;h=755104edc75c53f4a0e7440334e944ad3c6b32fc (cvs/libc-2_1_94)
Fixed by: https://sourceware.org/git?p=glibc.git;a=commit;h=f9dc609e06b1136bb0408be9605ce7973a767ada