CVE-2026-2889

Name	CVE-2026-2889
Description	A vulnerability was detected in CCExtractor up to 0.96.5. Affected is the function processmp4 in the library src/lib_ccx/mp4.c. Performing a manipulation results in use after free. The attack is only possible with local access. The exploit is now public and may be used. Upgrading to version 0.96.6 is able to address this issue. The patch is named fd7271bae238ccb3ae8a71304ea64f0886324925. You should upgrade the affected component.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
ccextractor (PTS)	bullseye	0.88+ds1-1	vulnerable

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
ccextractor	source	(unstable)	(unfixed)

Notes

https://github.com/CCExtractor/ccextractor/issues/2055
https://github.com/CCExtractor/ccextractor/pull/2057
Fixed by: https://github.com/CCExtractor/ccextractor/commit/fd7271bae238ccb3ae8a71304ea64f0886324925 (v0.96.6)