CVE-2021-45937

Description

wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow in MqttClient_DecodePacket (called from MqttClient_WaitType and MqttClient_Connect).

Affected Platforms

Weakness Type

CWE-787

References

• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39083
• https://github.com/google/oss-fuzz-vulns/blob/main/vulns/wolfmqtt/OSV-2021-1349.…
• https://github.com/wolfSSL/wolfMQTT/commit/84d4b53122e0fa0280c7872350b89d5777dab…
• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39083
• https://github.com/google/oss-fuzz-vulns/blob/main/vulns/wolfmqtt/OSV-2021-1349.…
• https://github.com/wolfSSL/wolfMQTT/commit/84d4b53122e0fa0280c7872350b89d5777dab…