Astra Linux – Vulnerability in libde265

libde265 is an open-source implementation of the h.265 video codec. Prior to version 1.0.17, a crafted HEVC bitstream caused an out-of-bounds heap write, as confirmed by AddressSanitizer. The issue was triggered by a stale ctbinfo.log2unitSize value after a SPS change, where PicWidthInCtbsY and...