NuytsTech Security

CVE-2022-29242

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GOST engine is a reference implementation of the Russian GOST crypto algorithms for OpenSSL. TLS clients using GOST engine when ciphersuite `TLS_GOSTR341112_256_WITH_KUZNYECHIK_CTR_OMAC` is agreed and the server uses 512 bit GOST secret keys are vulnerable to buffer overflow. GOST engine version 3.0.1 contains a patch for this issue. Disabling ciphersuite `TLS_GOSTR341112_256_WITH_KUZNYECHIK_CTR_OMAC` is a possible workaround.

Date published : 2022-05-24

https://github.com/gost-engine/engine/security/advisories/GHSA-2rmw-8wpg-vgw5

https://github.com/gost-engine/engine/commit/7df766124f87768b43b9e8947c5a01e17545772c

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