Information securityfromTheregister2 days agoAMD to fix buggy RNG endangering cryptographic securityRDSEED flaw CVE-2025-62626 in Zen 5 CPUs can return zeros, weakening cryptographic keys; AMD will issue microcode patches and offers workarounds.
Information securityfromZDNET3 days agoAMD confirms Zen 5 chips hit by critical bug - but a fix on the wayA Zen 5 RDSEED implementation bug causes successful calls to return zero over ~10% of the time, undermining cryptographic randomness in many AMD processors; fixes are forthcoming.