USN-8771-1: Valkey vulnerabilities

Madelyn Olson discovered that Valkey incorrectly handled TLS connections under certain conditions. A remote attacker could possibly use this issue to cause Valkey to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2026-56684) It was discovered that Valkey incorrectly handled certain stream RDB payloads when executing the RESTORE command.