Libtheora: libtheora: denial of service or information disclosure via malformed avi file processing
A flaw was found in libtheora. This heap-based out-of-bounds read vulnerability exists within the AVI (Audio Video Interleave) parser, specifically in the avi_parse_input_file() function. A local attacker could exploit this by tricking a user into opening a specially crafted AVI file containing a truncated header sub-c…
Severity medium: primary CNA CVSS 5.6 v3.1 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2026-04-06T09:22:36.227Z. Updated 2026-05-01T20:03:09.519Z.