OpenSSL TLS 1.3 server may choose unexpected key agreement group

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Security update for nginx

This update for nginx fixes the following issues: CVE-2025-53859:Â the server side may leak arbitrary bytes during the NGINX SMTP authentication process bsc1248070. CVE-2025-23419: session resumption can bypass client certificate authentication requirements using TLSv1.3 bsc1236851. Patch...

Medium: openssl

Issue Overview: Issue summary: Some non-default TLS server configurations can cause unbounded memory growth when processing TLSv1.3 sessions Impact summary: An attacker may exploit certain server configurations to trigger unbounded memory growth that would lead to a Denial of Service This problem...