Linux Distros Unpatched Vulnerability : CVE-2026-72284

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 sin...

PT-2026-72465

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the arm64 KVM implementation, the system unconditionally uses cacheable memory attributes when constructing an L1 VNCR mapping, regardless of whether the underlying PFN is memory. Thi...

CVE-2026-72288: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic: Handle race between interrupt affinity change and LPI disabling Hyunwoo Kim reports some really bad races should the following situation occur: - LPI-I is pending in vcpu-B's AP list - vcpu-A writes to vcpu-B's ...

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...

CVE-2026-74515: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Reject adapter interrupt forwarding if already enabled The MPCIFC instruction doesn't allow registering adapter interrupts without first unregistering. So reject any request to enable interrupt forwarding if its...

Linux Distros Unpatched Vulnerability : CVE-2026-74515

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: s390: pci: Reject adapter interrupt forwarding if already enabled The MPCIFC instruction doesn't allow registering adapter interrupts without first...

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-2026-72466

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM arm64 nv component where the system faults in the VNCR page with FOLL WRITE whenever a guest aborts for a write. This occurs because the guest may read from th...

PT-2026-72469

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: account pKVM reclaim against the VM mm Protected guest faults charge long term pins to the VM's mm. Teardown can run later from file release, where current-mm may be unrelated. Drop the charge from kvm-mm instead...

Linux Distros Unpatched Vulnerability : CVE-2026-74516

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 i...

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...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-74518

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/hugetlb: fix list corruption in allocatefileregionentries allocatefileregionentries tops up resv-regioncache with freshly allocated fileregion descriptors. T...

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-2026-72470

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-2026-72477

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-2026-72478

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...

holos v0.6.2

Docker compose for KVM. Define multi-VM stacks in one YAML file. No libvirt, no XML, no distributed control plane. Website and docs: https://zeroecco.github.io/holos/ The primitive is a VM, not a container. Every workload instance gets its own kernel boundary, qcow2 overlay, cloud-init seed, and...

RLSA-2026:54443 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: accel/ivpu: Fix signed integer truncation in IPC receive CVE-2026-53202 kernel: net/sched: actapi: use RCU with deferred freeing for action lifecycle CVE-2026-53264 Bug Fixes and...

RockyLinux 9 : kernel (RLSA-2026:54443)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:54443 advisory. kernel: accel/ivpu: Fix signed integer truncation in IPC receive CVE-2026-53202 kernel: net/sched: actapi: use RCU with deferred freeing for action...