Multiple vulnerabilities have been discovered in OpenSSL, a Secure Sockets Layer toolkit. CVE-2021-3711 John Ouyang reported a buffer overflow vulnerability in the SM2 decryption. An attacker able to present SM2 content for decryption to an application can take advantage of this flaw to change application behaviour or cause the application to crash . CVE-2021-3712 Ingo Schwarze reported a buffer o ...