{"id":"OSV-2026-727","aliases":[],"status":"published","title":"Global-buffer-overflow in md_start_new_block","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512429152\n\n```\nCrash type: Global-buffer-overflow READ 4\nCrash state:\nmd_start_new_block\nmd_parse\nmd_html\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-05-14T00:05:08.265509Z","modified":"2026-05-14T00:05:08Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"md4c","ranges":[{"type":"GIT","events":[{"introduced":"ed89abed05845225cdfe2c94a49ec13a37b7578f"},{"fixed":"5f9b246fd01e90afa8075c1b6c2904ea44375fe3"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512429152","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2026-727","title":"Global-buffer-overflow in md_start_new_block","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512429152\n\n```\nCrash type: Global-buffer-overflow READ 4\nCrash state:\nmd_start_new_block\nmd_parse\nmd_html\n```\n","status":"published","published":"2026-05-14T00:05:08.265509Z","modified":"2026-05-14T00:05:08.265818Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}