Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003984)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003984 advisory. A flaw was found in the way RTAS handled memory accesses in userspace to kernel communication. On a locked down usually due to Secure Boot guest system running on to...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001047)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001047 advisory. arch/x86/kvm/vmx.c in the Linux kernel through 4.6.3 mishandles the APICv on/off state, which allows guest OS users to obtain direct APIC MSR access on the host OS,...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004306)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004306 advisory. An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. Guest OS users can cause a denial of service host OS hang via a high rate...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001333)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001333 advisory. An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. drivers/xen/events/eventsbase.c allows event-channel removal during the...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004187)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004187 advisory. An issue was discovered in the Linux kernel before 5.8. arch/x86/kvm/svm/svm.c allows a setmemoryregiontest infinite loop for certain nested page faults, aka...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001335)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001335 advisory. A flaw was found in the KVM's AMD code for supporting SVM nested virtualization. The flaw occurs when processing the VMCB virtual machine control block provided by t...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004162)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004162 advisory. An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. Guest OS users can cause a denial of service host OS hang via a high rate...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004227)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004227 advisory. An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. drivers/xen/events/eventsbase.c allows event-channel removal during the...

Windows Virtualization Information Disclosure

The vulnerability of the security function based on virtualization, known as Virtualization-Based Security VBS in Windows operating systems, is related to the use of a non-trusted pointer. Exploiting this vulnerability can allow attackers to circumvent existing security restrictions...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001017)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001017 advisory. arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel before 3.17.2 on Intel processors does not ensure that the value in the CR4 control register remains the...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-000901)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000901 advisory. arch/x86/kvm/vmx.c in the Linux kernel through 4.9 mismanages the BP and OF exceptions, which allows guest OS users to cause a denial of service guest OS crash by...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004266)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004266 advisory. The KVM implementation in the Linux kernel through 4.20.5 has a Use-after-Free. Tenable has extracted the preceding description block directly from the Unity Linux...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000658)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000658 advisory. The kvmsetmsrcommon function in arch/x86/kvm/x86.c in the Linux kernel through 3.8.4 does not ensure a required timepage alignment during an MSRKVMSYSTEMTIME...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001013)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001013 advisory. The pcibackenablemsi function in the PCI backend driver drivers/xen/pciback/confspacecapabilitymsi.c in Xen for the Linux kernel 2.6.18 and 3.8 allows guest OS users...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000804)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000804 advisory. Buffer overflow in virt/kvm/irqcomm.c in the KVM subsystem in the Linux kernel before 3.2.24 allows local users to cause a denial of service crash and possibly execu...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.18.31 bug fix and security update

Red Hat OpenShift Container Platform release 4.18.31 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.18. Red Hat Product Security has rated this update as having a...

PT-2026-3202

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Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002746)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002746 advisory. A flaw was found in the way Linux kernel KVM hypervisor before 4.18 emulated instructions such as sgdt/sidt/fxsave/fxrstor. It did not check current privilegeCPL lev...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002570)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002570 advisory. The nestedvmxcheckvmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS user...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002046)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002046 advisory. Race condition in arch/x86/kvm/x86.c in the Linux kernel before 2.6.38 allows L2 guest OS users to cause a denial of service L1 guest OS crash via a crafted...