Buffer Overflow The advisory has been revoked - it doesn't affect any version of package libengine-gost-openssl1.1 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIANUNSTABLE-LIBENGINEGOSTOPENSSL11-2848342
- published27 May 2022
- disclosed24 May 2022
Introduced: 24 May 2022
CVE-2022-29242 (opens in a new tab)Amendment
The Debian security team deemed this advisory irrelevant for Debian:unstable.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libengine-gost-openssl1.1 package and not the libengine-gost-openssl1.1 package as distributed by Debian.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2022-29242
- https://github.com/gost-engine/engine/commit/7df766124f87768b43b9e8947c5a01e17545772c
- https://github.com/gost-engine/engine/commit/b2b4d629f100eaee9f5942a106b1ccefe85b8808
- https://github.com/gost-engine/engine/commit/c6655a0b620a3e31f085cc906f8073fe81b2fad3
- https://github.com/gost-engine/engine/releases/tag/v3.0.1
- https://github.com/gost-engine/engine/security/advisories/GHSA-2rmw-8wpg-vgw5