{"id":"OSV-2026-1294","aliases":[],"status":"published","title":"UNKNOWN WRITE in av1_cdef_mse_calc_frame_mt","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=562150738\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nav1_cdef_mse_calc_frame_mt\nav1_cdef_search\nencode_with_recode_loop_and_filter\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-09-17T00:05:32.61874Z","modified":"2026-09-17T00:05:32Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"libaom","ranges":[{"type":"GIT","events":[{"introduced":"532ba44931cc110121e0a1a410412f3ab70e2200"},{"fixed":"822f287f60cc99775d0293baa8f20dd8af88f2c4"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=562150738","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2026-1294","title":"UNKNOWN WRITE in av1_cdef_mse_calc_frame_mt","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=562150738\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nav1_cdef_mse_calc_frame_mt\nav1_cdef_search\nencode_with_recode_loop_and_filter\n```\n","status":"published","published":"2026-09-17T00:05:32.61874Z","modified":"2026-09-17T00:05:32.619086Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}