{"id":"OSV-2022-393","aliases":[],"status":"published","title":"Heap-use-after-free in mrb_funcall_with_block","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47213\n\n```\nCrash type: Heap-use-after-free READ 8\nCrash state:\nmrb_funcall_with_block\nmrb_instance_new\nmrb_funcall_with_block\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2022-05-04T00:00:21.149913Z","modified":"2022-05-04T00:00:21Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"mruby","ranges":[{"type":"GIT","events":[{"introduced":"23ce122fc2b1d29ee7241813bbab1c7e150e23ae"},{"fixed":"c32cac6e59a899497c603025b74fcfd316282f36"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47213","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2022-393","title":"Heap-use-after-free in mrb_funcall_with_block","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47213\n\n```\nCrash type: Heap-use-after-free READ 8\nCrash state:\nmrb_funcall_with_block\nmrb_instance_new\nmrb_funcall_with_block\n```\n","status":"published","published":"2022-05-04T00:00:21.149913Z","modified":"2022-05-04T00:00:21.150142Z","updated_at":"2026-11-02T15:52:49.275624Z"}]}}