GHSA-2g8r-jjgv-h39xMediumCVSS 5.4
A flaw was found in FFmpeg. The tdsc_load_cursor() function writes beyond the bounds of a heap...
🔗 CVE IDs covered (1)
📋 Description
A flaw was found in FFmpeg. The tdsc_load_cursor() function writes beyond the bounds of a heap-allocated buffer when processing crafted TDSC cursor data. A remote attacker could exploit this by supplying a specially crafted video file, potentially leading to a denial of service or arbitrary code execution.
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2026-18393
- https://github.com/FFmpeg/FFmpeg/commit/242ff799c75f20bade946314c8d741d0887ee11c
- https://access.redhat.com/security/cve/CVE-2026-18393
- https://bugzilla.redhat.com/show_bug.cgi?id=2520309
- https://patchwork.ffmpeg.org/project/ffmpeg/patch/177767065817.63.1948165304485903849@29965ddac10e
- https://github.com/advisories/GHSA-2g8r-jjgv-h39x