CVE-2026-18393

FFmpeg is affected by a heap buffer overflow in the tdsc_load_cursor() function, triggered when processing crafted TDSC cursor data (via cur_fmt_mono cursor). A remote attacker adjacent to the network can exploit this by supplying a specially crafted video file , requiring user interaction and hi...

CVE-2026-18393 Ffmpeg: ffmpeg: heap buffer overflow in tdsc_load_cursor() via cur_fmt_mono cursor

A flaw was found in FFmpeg. The tdscloadcursor 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...

CVE-2026-18393

A flaw was found in FFmpeg. The tdscloadcursor 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...