CVE-2021-26355

Insufficient fencing and checks in System Management Unit SMU may result in access to invalid message port registers that could result in a potential denial-of-service...

CVE-2021-26355

CVE-2021-26355 affects AMD System Management Unit (SMU) in AMD EPYC platform family. The root cause is insufficient fencing and checks in the SMU, which may allow access to invalid message port registers and could lead to a denial-of-service. The AMD security bulletin AMD-SB-1032 documents mitiga...