{"id":"OSV-2020-1606","aliases":[],"status":"published","title":"UNKNOWN READ in hb_set_digest_lowest_bits_t\u003cunsigned long, 4u\u003e::may_have","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24842\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nhb_set_digest_lowest_bits_t\u003cunsigned long, 4u\u003e::may_have\nhb_set_digest_combiner_t\u003chb_set_digest_lowest_bits_t\u003cunsigned long, 4u\u003e, hb_set_\nOT::hb_ot_layout_lookup_accelerator_t::may_have\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-08-14T00:01:09.886475Z","modified":"2022-04-13T03:04:33Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"harfbuzz","ranges":[{"type":"GIT","events":[{"introduced":"48ad745996159337fb4733561e834a0ffbe3a1ae"},{"fixed":"a5f6f869e80c371665026dfe9d156f0088f2553d"}]}],"versions":["2.7.1","2.7.2"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24842","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-1606","title":"UNKNOWN READ in hb_set_digest_lowest_bits_t\u003cunsigned long, 4u\u003e::may_have","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24842\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nhb_set_digest_lowest_bits_t\u003cunsigned long, 4u\u003e::may_have\nhb_set_digest_combiner_t\u003chb_set_digest_lowest_bits_t\u003cunsigned long, 4u\u003e, hb_set_\nOT::hb_ot_layout_lookup_accelerator_t::may_have\n```\n","status":"published","published":"2020-08-14T00:01:09.886475Z","modified":"2022-04-13T03:04:33.225527Z","updated_at":"2026-11-02T15:52:48.531106Z"}]}}