CVE-2010-2939: Double free vulnerability in the ssl3_get_key_exchange function in the OpenSSL client (ssl/s3_clnt.c) in Op...

Security readout for executives and security teams

CVE-2010-2939 is an old OpenSSL client memory-management flaw. A malicious or malformed ECDH-related key exchange could crash affected clients and, according to the CVE description, might allow arbitrary code execution in some contexts. The practical concern today is legacy or embedded software still carrying OpenSSL 1.0.0a, 0.9.8, or 0.9.7-era code. Exposure is most likely in unsupported operating systems, appliances, or statically linked applications using old OpenSSL client libraries. The provided CVE metadata lists vendor and product as n/a, so affected deployments must be confirmed through local package, binary, and vendor advisory review. Prioritize this where old OpenSSL remains in production, especially in appliances or unsupported systems. It is not flagged as known exploited in the provided bundle, but OpenSSL client crashes and possible code execution justify cleanup during legacy risk reduction. Mitigation focus: Inventory OpenSSL versions in operating systems, appliances, containers, and statically linked applications.; Upgrade affected OpenSSL packages according to the relevant vendor advisory.; Retire unsupported systems that still depend on OpenSSL 1.0.0a, 0.9.8, or 0.9.7..

Prepared

Jun 28, 2026, 02:01 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.