CVE-2026-14570

CVE-2026-14570 affects Crypt::DSA for Perl up to version 1.21, where Crypt::DSA::Util::makerandom biases the top bit to produce N-bit integers. This causes the DSA signing nonce and the private key to be drawn from a non-uniform distribution. Attackers who observe a modest number of signatures un...

CVE-2026-12205 Crypt::DSA versions before 1.21 for Perl reused the nonce across signatures, leading to private-key recovery

Crypt::DSA versions before 1.21 for Perl reused the nonce across signatures, leading to private-key recovery. Crypt::DSA::sign caches the per-signature nonce material in the Key object without ever clearing it. The first sign on a Key object picks a nonce, and every later sign on that same object...