Source: libengine-gost-openssl1.1
X-Debbugs-CC: t...@security.debian.org
Severity: grave
Tags: security

Hi,

The following vulnerability was published for libengine-gost-openssl1.1.

CVE-2022-29242[0]:
| 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.

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

Patches:
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)

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2022-29242
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29242

Please adjust the affected versions in the BTS as needed.

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