RDSEED Failure on AMD “Zen 5” Processors
AMD ID: AMD-SB-7055
Potential Impact: Loss of Confidentiality and Integrity
Severity: High
Summary
AMD was notified of a bug in “Zen 5” processors that may cause the RDSEED instruction to return 0 at a rate inconsistent with randomness while incorrectly signaling success (CF=1), indicating a potential misclassification of failure as success. This issue was initially reported publicly via the Linux kernel mailing list and was not submitted through AMD’s Coordinated Vulnerability Disclosure (CVD) ...
Read more at amd.com