{"id":"OSV-2021-1109","aliases":[],"status":"published","title":"UNKNOWN READ in mrb_check_frozen","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36930\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nmrb_check_frozen\nmrb_str_modify_keep_ascii\nmrb_str_modify\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-08-08T00:01:08.04596Z","modified":"2022-04-13T03:04:39Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"mruby","ranges":[{"type":"GIT","events":[{"introduced":"1315e8751e70937e4cf43ba9225ea0cfaa67689d"},{"fixed":"06f49b3f84e799f08a80b16054eda916f2d32819"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36930","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-1109","title":"UNKNOWN READ in mrb_check_frozen","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36930\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nmrb_check_frozen\nmrb_str_modify_keep_ascii\nmrb_str_modify\n```\n","status":"published","published":"2021-08-08T00:01:08.04596Z","modified":"2022-04-13T03:04:39.672881Z","updated_at":"2026-11-02T15:52:48.780247Z"}]}}