{"id":"OSV-2026-512","aliases":[],"status":"published","title":"Heap-buffer-overflow in g_utf8_get_char","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=498475244\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\ng_utf8_get_char\ng_markup_escape_text\nfuzz_markup_escape_text.c\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-04-03T00:07:59.707776Z","modified":"2026-04-03T00:07:59Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"glib","ranges":[{"type":"GIT","events":[{"introduced":"75768ba48243f01e9913b0ba46196c9c0e3c8d9d"},{"fixed":"0ac0a2a417e75cfe9cdba6ce393b890d793b4b95"},{"fixed":"5821ef69f2e351b965226ef9d0d9c74742d44d83"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=498475244","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2026-512","title":"Heap-buffer-overflow in g_utf8_get_char","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=498475244\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\ng_utf8_get_char\ng_markup_escape_text\nfuzz_markup_escape_text.c\n```\n","status":"published","published":"2026-04-03T00:07:59.707776Z","modified":"2026-04-03T00:07:59.708039Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}