CVE-2026-70631 FFmpeg 0.5 < 9.0 Uninitialized Heap Memory Read in TIFF Decoder

FFmpeg versions from 0.5 up to, but not including, 9.0 contain an uninitialized heap memory disclosure vulnerability in the native TIFF decoder in libavcodec/tiff.c. An attacker who can cause FFmpeg to decode a crafted TIFF file can supply a valid Deflate-compressed strip that terminates...