Description
Improper Prevention of Lock Bit Modification in SEV firmware could allow a privileged attacker to downgrade firmware potentially resulting in a loss of integrity.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
AMD AMD EPYC™ 9004 Series Processors
Default version status: affected
GenoaPI 1.0.0.Gunaffected
AMD AMD EPYC™ 7003 Series Processors
Default version status: affected
MilanPI 1.0.0.Hunaffected
AMD AMD EPYC™ 9005 Series Processors
Default version status: affected
TurinPI 1.0.0.5unaffected
AMD AMD EPYC™ 8004 Series Processors
Default version status: affected
GenoaPI 1.0.0.Gunaffected
AMD AMD EPYC™ Embedded 7003 Series Processors
Default version status: affected
EmbMilanPI-SP3 v9 1.0.0.Cunaffected
AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa")
Default version status: affected
EmbGenoaPI-SP5 1.0.0.Bunaffected
AMD AMD EPYC™ Embedded 9005 Series Processors
Default version status: affected
EmbTurinPI-SP5_1.0.0.1unaffected
AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo")
Default version status: affected
EmbGenoaPI-SP5 1.0.0.Bunaffected
AMD AMD EPYC™ Embedded 8004 Series Processors
Default version status: affected
EmbGenoaPI-SP5 1.0.0.Bunaffected