Linux Kernel SEV Function Compromise

The vulnerability of the sevreceivestart function in the arch/x86/kvm/svm/sev.c module of the virtualization subsystem on the Linux kernel-based x86 platform is related to the failure to release resources after their useful life has ended. Exploiting this vulnerability could allow an attacker to...

PT-2021-30196

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.13 through v5.14.9 Description A potential security issue exists due to a missing sev decommission in sev receive start. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux...

PT-2021-26201

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions v5.13 through v5.14.9 Description: A potential security issue exists due to a missing sev decommission in sev receive start. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux...

PT-2024-11385

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.14.9 Description The issue is related to a missing sev decommission in sev receive start, which can result in subsequent SEV launch failures due to firmware memory leaks. According to AMD's SEV API, RECEIVE STA...