{"id":"OSV-2020-1834","aliases":[],"status":"published","title":"Stack-buffer-overflow in onigenc_unicode_get_case_fold_codes_by_str","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25893\n\n```\nCrash type: Stack-buffer-overflow WRITE 4\nCrash state:\nonigenc_unicode_get_case_fold_codes_by_str\nutf16be_get_case_fold_codes_by_str\nunravel_case_fold_string\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-09-25T00:00:07.959427Z","modified":"2022-04-13T03:04:40Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"oniguruma","ranges":[{"type":"GIT","events":[{"introduced":"864c1d8c76575057fef22abd7e44d8bf3fc27dca"},{"fixed":"a4aaa67878509ea8296ef349bcfe98da48bc5457"},{"fixed":"e11958537b4f14ddf3eb03a0eb08142e4f35a926"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25893","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-1834","title":"Stack-buffer-overflow in onigenc_unicode_get_case_fold_codes_by_str","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25893\n\n```\nCrash type: Stack-buffer-overflow WRITE 4\nCrash state:\nonigenc_unicode_get_case_fold_codes_by_str\nutf16be_get_case_fold_codes_by_str\nunravel_case_fold_string\n```\n","status":"published","published":"2020-09-25T00:00:07.959427Z","modified":"2022-04-13T03:04:40.937721Z","updated_at":"2026-11-02T15:52:48.531106Z"}]}}