CVE-2026-98637

The Linux kernel contains a vulnerability in the KVM subsystem for arm64 architecture. During vCPU initialization , the function pkvm_vcpu_init_sve() incorrectly clears KVM_ARM_VCPU_SVE in kvm->arch.vcpu_features upon failure, while leaving KVM_ARCH_FLAG_GUEST_HAS_SVE set. This causes subseque...

CVE-2026-98637 KVM: arm64: Do not clear VM-wide SVE feature on vCPU init failure

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Do not clear VM-wide SVE feature on vCPU init failure pkvmvcpuinitsve clears KVMARMVCPUSVE in kvm-arch.vcpufeatures when it fails, but vcpuhassve tests KVMARCHFLAGGUESTHASSVE, which is left set. Later vCPUs on that VM...

CVE-2026-98637

In the Linux kernel, the following vulnerability has been resolved: K...