TLS/DTLS denial of service via unbounded recursion on cross-signed peer certificate chain

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CVE-2026-58227

The Erlang/OTP ssl application does not detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake. In sslcertificate:handleincompletechain/5, the received chain is passed to sslcertificate:buildcertificatechain/5, which walks issuer relationships via...

Erlang/OTP -- TLS denial of service using invalid certificate chains

https://github.com/erlang/otp/security/advisories/GHSA-r5jr-mq46-vmhw reports: A TLS/DTLS peer can crash the remote node by sending a certificate chain containing two mutually cross-signed certificates in unordered form. When the receiving side attempts to build a valid chain path, it enters...

MiracleLinux 8 : dotnet3.1-3.1.112-1.0.1.el8 (AXSA:2021-1544:03)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2021-1544:03 advisory. dotnet: certificate chain building recursion Denial of Service CVE-2021-1721 Tenable has extracted the preceding description block directly from the...