CVE-2026-74607 KVM: SVM: Serialize accesses to the owner and mirror list with separate lock

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Serialize accesses to the owner and mirror list with separate lock Interaction between KVMCAPVMMOVEENCCONTEXTFROM and KVMCAPVMCOPYENCCONTEXTFROM can cause two separate issues: - in sevmigratefrom, when the destination K...

EUVD-2026-64544

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Serialize accesses to the owner and mirror list with separate lock Interaction between KVMCAPVMMOVEENCCONTEXTFROM and KVMCAPVMCOPYENCCONTEXTFROM can cause two separate issues: - in sevmigratefrom, when the destination K...

CVE-2026-74607

A race condition in the Linux kernel's KVM SVM (Secure Virtual Machine) module affects the management of encrypted VM owner and mirror lists. When KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM and KVM_CAP_VM_COPY_ENC_CONTEXT_FROM interact concurrently, sev_migrate_from() can corrupt the owner's mirror list by...

Linux Distros Unpatched Vulnerability : CVE-2026-74607

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: SVM: Serialize accesses to the owner and mirror list with separate lock Interaction between KVMCAPVMMOVEENCCONTEXTFROM and KVMCAPVMCOPYENCCONTEXTFROM can...

PT-2026-79612

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM SVM component where the interaction between KVM CAP VM MOVE ENC CONTEXT FROM and KVM CAP VM COPY ENC CONTEXT FROM can lead to two problems. First, in the sev...

AZL-96150 CVE-2026-74516 affecting package kernel for versions less than 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Update x2APIC MSR intercepts if AVIC is inhibited while L2 is active Always update x2APIC MSR intercepts for L1 when AVIC is deactivated, even if L2 is active and KVM is using a separate MSR bitmap to run L2. If AVIC is...

CVE-2026-74516

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Update x2APIC MSR intercepts if AVIC is inhibited while L2 is active Always update x2APIC MSR intercepts for L1 when AVIC is deactivated, even if L2 is active and KVM is using a separate MSR bitmap to run L2. If AVIC is...

UBUNTU-CVE-2026-74516

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Update x2APIC MSR intercepts if AVIC is inhibited while L2 is active Always update x2APIC MSR intercepts for L1 when AVIC is deactivated, even if L2 is active and KVM is using a separate MSR bitmap to run L2. If AVIC is...

CVE-2026-74516

The CVE-2026-74516 issue affects the Linux kernel (KVM/SMV) where, if AVIC is inhibited while L2 is active, the host may run L1 with AVIC disabled and with x2APIC MSR intercepts also disabled. This allows L1 to access the host APIC state, trigger arbitrary interrupts, modify task priority, and co...

CVE-2026-68093

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Bump asidgeneration on CPU online to avoid ASID collision after hotplug If a vCPU stays scheduled out or blocked while the last pCPU it ran on goes through a hotplug cycle online-offline-online, and the vCPU then resume...

PT-2026-69494

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM SVM implementation where a virtual CPU vCPU may use an Address Space Identifier ASID already assigned to another vCPU after a physical CPU pCPU hotplug cycle...

KVM: SVM: Fix page overflow in sev_dbg_crypt() for ENCRYPT path

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CVE-2026-64172 KVM: SVM: Disable AVIC IPI virtualization on Hygon Family 18h (erratum #1235)

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Disable AVIC IPI virtualization on Hygon Family 18h erratum 1235 Hygon Family 18h CPUs are derived from AMD Family 17h Zen1 silicon and share the same erratum 1235: hardware may read a stale IsRunning=1 bit during ICR...

AZL-88584 CVE-2026-46082 affecting package kernel for versions less than 6.6.141.1-1

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Inject UD for INVLPGA if EFER.SVME=0 INVLPGA should cause a UD when EFER.SVME is not set. Add a check to properly inject UD when EFER.SVME=0. sean: tag for stable@...

AZL-88509 CVE-2026-46014 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Add missing save/restore handling of LBR MSRs MSRIA32DEBUGCTLMSR and LBR MSRs are currently not enumerated by KVMGETMSRINDEXLIST, and LBR MSRs cannot be set with KVMSETMSRS. So save/restore is completely broken. Fix it ...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-007007)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007007 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Flush pages under kvm-lock to fix UAF in svmregisterencregion Do the cache flush of...

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1494)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1494 advisory. In the Linux kernel, the following vulnerability has been resolved: pagepool: Fix use-after-free in pagepoolrecycleinring CVE-2025-38129 In the Linux kernel, the following vulnerability has be...

Linux KVM Nested Buffer Overflow DoS

The vulnerability of the nestedvmcb02preparecontrol function in the arch/x86/kvm/svm/nested.c module of the virtualization subsystem on the Linux kernel-based x86 platform is related to an uncontrolled exploitable condition. Exploiting this vulnerability could allow a attacker to cause a service...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: pagepool: Fix use-after-free in pagepoolrecycleinring CVE-2025-38129 In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a null-ptr access in the cursor snooper CVE-2025-40110 In th...

SUSE-SU-2026:20496-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-50253: bpf: make sure skb-len != 0 when redirecting to a tunneling device bsc1249912. - CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow ...