Out-of-bounds Write

Overview Affected versions of this package are vulnerable to Out-of-bounds Write in the decodedlta function. An attacker can cause memory corruption, potentially leading to information disclosure, data modification, or application crash by supplying a crafted media stream containing a malicious...

CVE-2026-58049

FFmpeg's RASC video decoder decodedlta in libavcodec/rasc.c performs 32-bit reads and writes at the row cursor before the NEXTLINE row-boundary check and validates the DLTA region in pixel rather than byte units, so a DLTA run on a PAL8 frame can access several bytes past the row allocation. A...

CVE-2026-58049

FFmpeg's RASC video decoder decodedlta in libavcodec/rasc.c performs 32-bit reads and writes at the row cursor before the NEXTLINE row-boundary check and validates the DLTA region in pixel rather than byte units, so a DLTA run on a PAL8 frame can access several bytes past the row allocation. A...