CVE-2018-11490

Name	CVE-2018-11490
Description	The DGifDecompressLine function in dgif_lib.c in GIFLIB (possibly version 3.0.x), as later shipped in cgif.c in sam2p 0.49.4, has a heap-based buffer overflow because a certain "Private->RunningCode - 2" array index is not checked. This will lead to a denial of service or possibly unspecified other impact.
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-3223-1
Debian Bugs	904114

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
giflib (PTS)	buster	5.1.4-3	vulnerable
	buster (security)	5.1.4-3+deb10u1	fixed
	bullseye	5.1.9-2	fixed
	bookworm	5.2.1-2.5	fixed
	sid, trixie	5.2.2-1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
giflib	source	experimental	5.1.7-1
giflib	source	buster	5.1.4-3+deb10u1	DLA-3223-1
giflib	source	(unstable)	5.1.9-1		904114

Notes

https://github.com/pts/sam2p/issues/38
https://sourceforge.net/p/giflib/bugs/113/
https://sourceforge.net/p/giflib/code/ci/08438a5098f3bb1de23a29334af55eba663f75bd/
Issue was reported against sam2p but issue is in dgif_lib.c from giflib.