EUVD-2026-55614

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Fix use-after-free on vendor module reload mmudestroycaches destroys ptelistdesccache and mmupageheadercache, but leaves both pointers unchanged. The pointers live in kvm.ko, and therefore survive when a vendor modu...

Oracle Linux 10 : kernel (ELSA-2026-30129)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-30129 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

The vulnerability of the kvm_set_memory_region() function in the virt/kvm/kvm_main.c module of the KVM virtualization subsystem in the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the kvmsetmemoryregion function in the virt/kvm/kvmmain.c module of the Kernel-based Virtual Machine KVM virtualization subsystem of the Linux operating system is related to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker...

ROS-20260414-73-0029

A vulnerability in the nestedsvmvmexit function of the arch/x86/kvm/svm/nested.c module of the virtualization subsystem on the x86 platform of the Linux operating system kernel is related to an uncontrolled reachable assertion. Exploitation of the vulnerability could allow an attacker to cause a...

The vulnerability of the shutdown_interception() function in the arch/x86/kvm/svm/svm.c module of the virtualization subsystem on the Linux kernel-based x86 platform allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the shutdowninterception function in the arch/x86/kvm/svm/svm.c module of the virtualization subsystem on the Linux kernel-based x86 platform is related to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the...

The vulnerability of the advance_periodic_target_expiration() function in the arch/x86/kvm/lapic.c module of the virtualization subsystem on the x86 kernel of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the advanceperiodictargetexpiration function in the arch/x86/kvm/lapic.c module of the virtualization subsystem on the x86 kernel of the Linux operating system is related to the improper shutdown or release of resources. Exploiting this vulnerability could allow an attacker t...

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 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000543)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000543 advisory. The apicgettmcct function in arch/x86/kvm/lapic.c in the KVM subsystem in the Linux kernel through 3.12.5 allows guest OS users to cause a denial of service...

EulerOS Virtualization 2.13.0 : kernel (EulerOS-SA-2025-2581)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : KVM: VMX: Do all initialization before exposing /dev/kvm to userspaceCVE-2022-49932 drivers:md:fix a potential use-after-free...

USN-7907-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Cryptographic API; - ACPI drivers; - Hardware monitoring drivers; - InfiniBand drivers; - Mailbox framework; -...

EulerOS 2.0 SP13 : kernel (EulerOS-SA-2025-2447)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : KVM: VMX: Do all initialization before exposing /dev/kvm to userspaceCVE-2022-49932 drivers:md:fix a potential use-after-free bugCVE-2022-50022...

The vulnerability of the kvm_riscv_vcpu_sbi_init() function in the arch/riscv/kvm/vcpu_sbi.c module of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the kvmriscvvcpusbiinit function in the arch/riscv/kvm/vcpusbi.c module of the Linux operating system is related to unvalidated array indexing. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protect...

The vulnerability of the kvm_page_track_cleanup() function in the arch/x86/kvm/mmu/pageTrack.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 kvmpagetrackcleanup function in the arch/x86/kvm/mmu/pageTrack.c module of the virtualization subsystem on the Linux kernel-based x86 platform is related to the dereferencing of the NULL pointer. Exploiting this vulnerability could allow an attacker to cause a service...

The vulnerability of the module parameter function module arch/x86/kvm/vmx/vmx.c in the virtualization subsystem of the Linux operating system’s x86 kernel allows a attacker to cause a service failure.

The vulnerability of the module parameter function module arch/x86/kvm/vmx/vmx.c in the virtualization subsystem of the Linux operating system’s x86 kernel is related to code errors. Exploiting this vulnerability could allow an attacker to cause a service failure...

kernel: Linux kernel KVM: Denial of Service due to incorrect kvm_arm_init failure handling in finalize_pkvm

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM for arm64 architectures. This vulnerability arises from a lack of synchronization between the finalizepkvm and kvmarminit initialization calls. A local attacker with low privileges could exploit this by triggering a scenario...

The vulnerability of the KVM virtualization subsystem in AMD Secure Encrypted Virtualization (SEV) in the virt/kvm/kvm_main.c kernel of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the KVM virtualization subsystem in AMD Secure Encrypted Virtualization SEV in the virt/kvm/kvmmain.c kernel of the Linux operating system is related to a breach of processor cache integrity. Exploiting this vulnerability could allow an attacker to trigger a service failure...

SUSE CVE-2020-36313

An issue was discovered in the Linux kernel before 5.7. The KVM subsystem allows out-of-range access to memslots after a deletion, aka CID-0774a964ef56. This affects arch/s390/kvm/kvm-s390.c, include/linux/kvmhost.h, and virt/kvm/kvmmain.c...

SUSE CVE-2022-39189

An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVMVCPUPREEMPTED situations...

PT-2022-6256 · Linux +9 · Linux Kernel +9

Name of the Vulnerable Software and Affected Versions: Linux kernel versions through 6.1-rc6 Description: A race condition in the x86 KVM subsystem allows guest OS users to cause a denial of service, resulting in a host OS crash or host OS memory corruption when nested virtualisation and the TDP...

kernel: KVM: NULL pointer dereference in kvm_dirty_ring_push in virt/kvm/dirty_ring.c

A NULL pointer dereference issue was found in KVM when releasing a vCPU with dirty ring support enabled. This flaw allows an unprivileged local attacker on the host to issue specific ioctl calls, causing a kernel oops condition that results in a denial of service...