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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| bullseye | Affected | — |
References
- https://github.com/CCExtractor/ccextractor/
- https://github.com/CCExtractor/ccextractor/commit/fd7271bae238ccb3ae8a71304ea64f0886324925
- https://github.com/CCExtractor/ccextractor/issues/2055
- https://github.com/CCExtractor/ccextractor/pull/2057
- https://github.com/CCExtractor/ccextractor/releases/tag/v0.96.6
- https://github.com/oneafter/0123/blob/main/cc3/repro
- https://vuldb.com/?ctiid.347182
- https://vuldb.com/?id.347182
- https://vuldb.com/?submit.755029
- https://security-tracker.debian.org/tracker/CVE-2026-2889
CWEs
CWE-119 CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.