CVE-2026-64833

FFmpeg versions 0.7.1–8.1.2 expose an out-of-bounds read in the S/PDIF muxer. The root cause is a missing bounds check in spdif_header_dts4, allowing a crafted DTS stream with core_size larger than the packet length to read memory beyond the packet buffer during S/PDIF re-muxing. As described, th...