{"id":"OSV-2021-1349","aliases":[],"status":"published","title":"Heap-buffer-overflow in MqttClient_DecodePacket","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39083\n\n```\nCrash type: Heap-buffer-overflow WRITE 1\nCrash state:\nMqttClient_DecodePacket\nMqttClient_WaitType\nMqttClient_Connect\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-09-22T00:00:39.971371Z","modified":"2022-04-13T03:04:34Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"wolfmqtt","ranges":[{"type":"GIT","events":[{"introduced":"237f693c5731dcbd6adc9de69d9f575421c4414e"},{"fixed":"84d4b53122e0fa0280c7872350b89d5777dabbb2"}]}],"versions":["v1.9"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39083","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-1349","title":"Heap-buffer-overflow in MqttClient_DecodePacket","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39083\n\n```\nCrash type: Heap-buffer-overflow WRITE 1\nCrash state:\nMqttClient_DecodePacket\nMqttClient_WaitType\nMqttClient_Connect\n```\n","status":"published","published":"2021-09-22T00:00:39.971371Z","modified":"2022-04-13T03:04:34.010392Z","updated_at":"2026-11-02T15:52:49.04248Z"}]}}