Updated ffmpeg packages fix security vulnerabilities

An out-of-bounds read in the readglobalparam function libavcodec/av1dec.c of FFmpeg v8.0.1 allows attackers to cause a Denial of Service DoS via a crafted input. CVE-2026-30997 FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC Common Encryption subsample data to...