CVE-2026-2889 CCExtractor mp4.c processmp4 use after free

A vulnerability was detected in CCExtractor up to 0.96.5. Affected is the function processmp4 in the library src/libccx/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...