CVE-2026-23215

In the Linux kernel, the following vulnerability has been resolved: x86/vmware: Fix hypercall clobbers Fedora QA reported the following panic: BUG: unable to handle page fault for address: 0000000040003e54 PF: supervisor write access in kernel mode PF: errorcode0x0002 - not-present page Hardware...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000702)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000702 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...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003462)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003462 advisory. The KVM implementation in the Linux kernel through 4.14.7 allows attackers to obtain potentially sensitive information from kernel memory, aka a writemmio stack-base...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001853)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001853 advisory. Race condition in arch/x86/kvm/x86.c in the Linux kernel before 3.17.4 allows guest OS users to cause a denial of service guest OS crash via a crafted application th...

CVE-2025-71104

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix VM hard lockup after prolonged inactivity with periodic HV timer When advancing the target expiration for the guest's APIC timer in periodic mode, set the expiration to "now" if the target expiration is in the past...

CVE-2025-71104 KVM: x86: Fix VM hard lockup after prolonged inactivity with periodic HV timer

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix VM hard lockup after prolonged inactivity with periodic HV timer When advancing the target expiration for the guest's APIC timer in periodic mode, set the expiration to "now" if the target expiration is in the past...

CVE-2025-71104

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix VM hard lockup after prolonged inactivity with periodic HV timer When advancing the target expiration for the guest's APIC timer in periodic mode, set the expiration to "now" if the target expiration is in the past...

KVM: SVM: Don't skip unrelated instruction if INT3/INTO is replaced

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Oracle Linux 9 : kernel (ELSA-2025-21112)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-21112 advisory. - crypto: xts - Handle EBUSY correctly Vladis Dronov RHEL-119236 CVE-2023-53494 - ipv6: sr: Fix MAC comparison to be constant-time CKI Backport Bot...

CVE-2025-39823

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: use arrayindexnospec with indices that come from guest min and destid are guest-controlled indices. Using arrayindexnospec after the bounds checks clamps these values to mitigate speculative execution side-channels...

The vulnerability of the sev_vcpu_deliver_sipi_vector() function in the arch/x86/kvm/svm/sev.c module of the virtualization subsystem on the Linux kernel-based x86 platform allows a attacker to cause a service failure.

The vulnerability of the sevvcpudeliversipivector function in the arch/x86/kvm/svm/sev.c module of the virtualization subsystem on the Linux kernel-based x86 platform is related to the assignment of the NULL pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

UBUNTU-CVE-2024-46794

In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Fix data leak in mmioread The mmioread function makes a TDVMCALL to retrieve MMIO data for an address from the VMM. Sean noticed that mmioread unintentionally exposes the value of an initialized variable val on the stack...

UBUNTU-CVE-2022-48763

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Forcibly leave nested virt when SMM state is toggled Forcibly leave nested virtualization operation if userspace toggles SMM state via KVMSETVCPUEVENTS or KVMSYNCX86EVENTS. If userspace forces the vCPU out of SMM while...

SUSE CVE-2024-26990

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Write-protect L2 SPTEs in TDP MMU when clearing dirty status Check kvmmmupageadneedwriteprotect when deciding whether to write-protect or clear D-bits on TDP MMU SPTEs, so that the TDP MMU accounts for any...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an error in the x86/kvm module...

SUSE CVE-2010-5313

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 instruction that triggers an L2 emulation failure report, a similar issue to CVE-2014-7842...

SUSE CVE-2016-9637

The 1 ioportread and 2 ioportwrite functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access...

SUSE CVE-2018-10981

An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service host OS infinite loop in situations where a QEMU device model attempts to make invalid transitions between states of a request...

SUSE CVE-2020-36310

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 CID-e72436bc3a52...

DEBIAN-CVE-2022-45869

A race condition in the x86 KVM subsystem in the Linux kernel through 6.1-rc6 allows guest OS users to cause a denial of service host OS crash or host OS memory corruption when nested virtualisation and the TDP MMU are enabled...