CVE-2026-45383

CVE-2026-45383 affects libde265 prior to 1.0.19, where a heap-buffer-overflow can occur during HEVC WPP slice decoding. In decoder_context::decode_slice_unit_WPP(), ctbAddrRS is computed as ctbRow*ctbsWidth and, if PPS/SPS headers encode a value that exceeds pps.CtbAddrRStoTS.size(), an out-of-bo...