GHSA-m99h-2hm4-q649

GHSA-m99h-2hm4-q649 PUBLISHED CVSS 5.5 MEDIUM

Record from GitHub Advisory Database · Published February 28, 2024

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Disable preemption when probing user return MSRs Disable preemption when probing a user return MSR via RDSMR/WRMSR. If the MSR holds a different value per logical CPU, the WRMSR could corrupt the host's value if KVM is preempted between the RDMSR and WRMSR, and then rescheduled on a different CPU. Opportunistically land the helper in common x86, SVM will use the helper in a future commit.

Risk scores

CVSS 3.1

5.5

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Timeline

Feb 28, 2024 CVE Published
Apr 10, 2026 Security Advisory

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vulnetix vdb vuln GHSA-m99h-2hm4-q649
vulnetix vdb fixes GHSA-m99h-2hm4-q649

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