CVE-2026-98863

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Re-pend GETNESTEDSTATEPAGES if getting said pages fails Re-pend GETNESTEDSTATEPAGES before exiting to userspace if getting the nested pages fails in the KVMRUN path. If userspace re-runs the vCPU, and vmcs02 holds valid...

CVE-2026-98863

The Linux kernel contains a vulnerability in the KVM x86 component related to how GET_NESTED_STATE_PAGES is handled. If obtaining nested pages fails during the KVM_RUN path, the request was not re-pended before exiting to userspace. This could allow KVM to re-enter L2 with stale, unpinned PFNs fr...

CVE-2026-98863 KVM: x86: Re-pend GET_NESTED_STATE_PAGES if getting said pages fails

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Re-pend GETNESTEDSTATEPAGES if getting said pages fails Re-pend GETNESTEDSTATEPAGES before exiting to userspace if getting the nested pages fails in the KVMRUN path. If userspace re-runs the vCPU, and vmcs02 holds valid...