CVE-2026-70629 FFmpeg 3.0 < 9.0 Uninitialized Heap Memory Read in RSCC Decoder

FFmpeg versions from 3.0 up to, but not including, 9.0 contain an uninitialized heap memory read vulnerability in the native RSCC decoder libavcodec/rscc.c that allows attackers to disclose heap memory contents by supplying a crafted video file with a compressed tile that decompresses fewer bytes...

PT-2026-68785

Name of the Vulnerable Software and Affected Versions FFmpeg versions 3.0 through 8.x Description The native RSCC decoder in libavcodec/rscc.c contains an uninitialized heap memory read issue. An attacker can disclose heap memory contents by providing a specially crafted video file containing a...

CVE-2026-70629: Use of Uninitialized Resource

FFmpeg versions from 3.0 up to, but not including, 9.0 contain an uninitialized heap memory read vulnerability in the native RSCC decoder libavcodec/rscc.c that allows attackers to disclose heap memory contents by supplying a crafted video file with a compressed tile that decompresses fewer bytes...