{"id":"OSV-2020-663","aliases":[],"status":"published","title":"Heap-buffer-overflow in Variant_decodeJson","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18259\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\nVariant_decodeJson\nUA_decodeJson\nfuzz_json_decode_encode.cc\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-01T00:00:23.391973Z","modified":"2022-04-13T03:04:41Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"open62541","ranges":[{"type":"GIT","events":[{"introduced":"58a2fdb5b1ad1efafef455d66a9cbfb93c3fae9d"},{"fixed":"cc7d2558ff2f63859ee1301b5d07b8b110f6cd6e"}]}],"versions":["v1.0","v1.0-dev","v1.0-rc1","v1.0-rc2","v1.0-rc3","v1.0-rc4","v1.0-rc5","v1.1-dev"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18259","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-663","title":"Heap-buffer-overflow in Variant_decodeJson","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18259\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\nVariant_decodeJson\nUA_decodeJson\nfuzz_json_decode_encode.cc\n```\n","status":"published","published":"2020-07-01T00:00:23.391973Z","modified":"2022-04-13T03:04:41.358059Z","updated_at":"2026-11-02T15:52:48.780247Z"}]}}