diff --git a/ChangeLog.d/tls12-check-finished-calc.txt b/ChangeLog.d/tls12-check-finished-calc.txt
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+Security
+   * Fix a vulnerability in the TLS 1.2 handshake. If memory allocation failed
+     or there was a cryptographic hardware failure when calculating the
+     Finished message, it could be calculated incorrectly. This would break
+     the security guarantees of the TLS handshake.
+     CVE-2025-27810