PT-2026-72967

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM s390 pci component where the MPCIFC instruction does not allow registering adapter interrupts without first unregistering them. This leads to a condition where...

PT-2026-72966

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM s390 PCI component regarding memory accounting for pinned and unpinned pages. The account mem and unaccount mem functions call get uid, which increments the...

PT-2026-72969

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM x86 implementation where delayed I/O APIC EOI End of Interrupt handling is not cancelled before vCPUs are destroyed. If the EOI broadcast is processed after...

CVE-2026-74517: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Cancel delayed I/O APIC EOI handling before destroying vCPUs Cancel and flush the I/O APIC's delayed EOI handling work during the "pre VM destroy" phase, before vCPUs are destroyed, as processing the EOI broadcast will...

PT-2026-72475

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM nVMX component where the consistency check between vmcs12.tpr threshold and the virtual APIC vTPR was performed too late in the process. When EPT Extended Page...

PT-2026-72479

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix unlikely race in try get locked pte Fix an unlikely race in try get locked pte, which could have happened if puds or pmds get unmapped between the p?dp get and p?d offset functions...

PT-2026-73020

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the KVM arm64 VGIC implementation between the release of a Logical Peripheral Interrupt LPI and its re-registration. The issue occurs because decrementing an...

PT-2026-72476

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the KVM arm64 vgic component when an interrupt affinity change occurs simultaneously with LPI disabling. Specifically, if an LPI is pending in a vCPU's AP list...

CVE-2026-72285: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: TDX: Reject concurrent change to CPUID entry count Reject KVMTDXINITVM if userspace changes cpuid.nent between the initial read and the subsequent copy of the initialization data. tdxtdinit first reads userdata-cpuid.nent to...

PT-2026-72478

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A reference count leak occurs in the KVM s390 PCI component during AIF enable failure. The function kvm s390 gisc register registers the guest ISC before pinning guest interrupt forwardi...

CVE-2026-72282: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: Move kvmiobusgetdev locking responsibilities to callers kvmiobusgetdev returns a device that is only matched by the address, and nothing else. This can cause a lifetime issue if the matched device is not the expected type, a...

CVE-2026-72284: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ignore pending PV EOI if the vCPU has since disabled PV EOIs Ignore KVM's internal "service pending PV EOI" request if the vCPU has disabled PV EOIs since the request was made. Asserting that PV EOIs are enabled can fai...

CVE-2026-72290: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix GISC refcount leak on AIF enable failure kvms390giscregister registers the guest ISC before pinning the guest interrupt forwarding pages and allocating the AISB bit. If any of the later setup steps fails, the...

CVE-2026-72289: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic: Check the interrupt is still ours before migrating it vgicpruneaplist drops both aplistlock and irqlock while migrating an interrupt to another vCPU. After reacquiring the locks it only checks that the affinity ...

PT-2026-72470

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A lifetime issue exists in the KVM component where the kvm io bus get dev function returns a device matched only by address. If the matched device is not of the expected type, the object...

PT-2026-72472

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM x86 component where the system fails to ignore internal service pending PV EOI requests if the vCPU has disabled PV EOIs after the request was initiated. This...

PT-2026-72477

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM arm64 vgic component where the vgic prune ap list function drops ap list lock and irq lock during interrupt migration to another vCPU. Upon reacquiring the...

PT-2026-72482

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the LoongArch architecture, the kvm vcpu ioctl interrupt function can be called from userspace without proper validation of the interrupt request irq. This lack of validity checking...

PT-2026-72473

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM TDX implementation where a race condition occurs if userspace modifies the cpuid.nent variable between the initial read and the subsequent copy of initializati...

CVE-2026-74516: Undefined Security Weakness

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...