CVE-2021-40944

Name	CVE-2021-40944
Description	In GPAC MP4Box 1.1.0, there is a Null pointer reference in the function gf_filter_pid_get_packet function in src/filter_core/filter_pid.c:5394, as demonstrated by GPAC. This can cause a denial of service (DOS).
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
gpac (PTS)	buster	0.5.2-426-gc5ad4e4+dfsg5-5	vulnerable
	bullseye (security), bullseye	1.0.1+dfsg1-4+deb11u1	vulnerable
	bookworm, sid	2.0.0+dfsg1-4	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
gpac	source	buster	(unfixed)	end-of-life
gpac	source	(unstable)	2.0.0+dfsg1-2

Notes

[buster] - gpac <end-of-life> (EOL in buster LTS)
https://github.com/gpac/gpac/issues/1906
https://github.com/gpac/gpac/commit/44fdc3d972c31c56efe73e1a3b63438d46087652 (v2.0.0)