CVE-2022-29242

NameCVE-2022-29242
DescriptionGOST 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
Debian Bugs1012512

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libengine-gost-openssl (PTS)sid3.0.1-2fixed
libengine-gost-openssl1.1 (PTS)buster, bullseye1.1.0.3-1vulnerable
sid1.1.0.3-1.1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libengine-gost-opensslsource(unstable)(not affected)
libengine-gost-openssl1.1source(unstable)(unfixed)1012512

Notes

[bullseye] - libengine-gost-openssl1.1 <no-dsa> (Minor issue)
[buster] - libengine-gost-openssl1.1 <no-dsa> (Minor issue)
- libengine-gost-openssl <not-affected> (Fixed with initial upload to the archive)
https://github.com/gost-engine/engine/security/advisories/GHSA-2rmw-8wpg-vgw5
https://github.com/gost-engine/engine/commit/7df766124f87768b43b9e8947c5a01e17545772c (v3.0.1)
https://github.com/gost-engine/engine/commit/b2b4d629f100eaee9f5942a106b1ccefe85b8808 (v3.0.1)
https://github.com/gost-engine/engine/commit/c6655a0b620a3e31f085cc906f8073fe81b2fad3 (v3.0.1)

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