CVE-2026-18393: Red Hat Enterprise Linux Ai Rhel Ai 3
Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.
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.
Affected products
Published 2026-08-28. Last modified 2026-08-28.