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GHSA-735f-pg76-fxc4

openssl-src heap memory corruption with RSA private key operation

Source: GitHub Advisory Database (reviewed) Critical CVE-2022-2274

Packages

EcosystemPackageAffectedFixed in
crates.io openssl-src >= 300.0.8, < 300.0.9 300.0.9

Details

As written in the advisory (Markdown source, shown as plain text).

The OpenSSL 3.0.4 release introduced a serious bug in the RSA implementation for X86_64 CPUs supporting the AVX512IFMA instructions. This issue makes the RSA implementation with 2048 bit private keys incorrect on such machines and memory corruption will happen during the computation. As a consequence of the memory corruption an attacker may be able to trigger a remote code execution on the machine performing the computation. SSL/TLS servers or other servers using 2048 bit RSA private keys running on machines supporting AVX512IFMA instructions of the X86_64 architecture are affected by this issue.

References

External links from the advisory. They lead to third-party sites.