UBUNTU-CVE-2026-98720

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Force MSR bitmap refresh if runtime eVMCS controls are modified Force a refresh of the vmcs02 MSR bitmap during nested VM-Enter if the runtime eVMCS controls pin, primary, secondary, etc. are being updated. If L1 isn't...

CVE-2026-98720

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Force MSR bitmap refresh if runtime eVMCS controls are modified Force a refresh of the vmcs02 MSR bitmap during nested VM-Enter if the runtime eVMCS controls pin, primary, secondary, etc. are being updated. If L1 isn't...

CVE-2026-98720 KVM: nVMX: Force MSR bitmap refresh if runtime eVMCS controls are modified

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Force MSR bitmap refresh if runtime eVMCS controls are modified Force a refresh of the vmcs02 MSR bitmap during nested VM-Enter if the runtime eVMCS controls pin, primary, secondary, etc. are being updated. If L1 isn't...

CVE-2026-98720

The Linux kernel contains a vulnerability in KVM related to nVMX nested virtualization. Specifically, the system fails to force a refresh of the vmcs02 MSR bitmap during nested VM-Enter when runtime eVMCS controls (such as pin, primary, or secondary) are updated. This can occur if L1 does not int...

EUVD-2026-103974

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Force MSR bitmap refresh if runtime eVMCS controls are modified Force a refresh of the vmcs02 MSR bitmap during nested VM-Enter if the runtime eVMCS controls pin, primary, secondary, etc. are being updated. If L1 isn't...

CVE-2026-98720 KVM: nVMX: Force MSR bitmap refresh if runtime eVMCS controls are modified

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Force MSR bitmap refresh if runtime eVMCS controls are modified Force a refresh of the vmcs02 MSR bitmap during nested VM-Enter if the runtime eVMCS controls pin, primary, secondary, etc. are being updated. If L1 isn't...

CLSA-2023-1701963303 kernel: Fix of 19 CVEs

net/tls: do not free tlsrec on async operation in bpfexectxverdict CVE-2023-6176 - wifi: mac80211: fix MBSSID parsing use-after-free CVE-2022-42719 - mac80211: always allocate struct ieee80211elems CVE-2022-42719 - x86/sev: Check for user-space IOIO pointing to kernel space CVE-2023-46813 -...

CVE-2026-98720: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Force MSR bitmap refresh if runtime eVMCS controls are modified Force a refresh of the vmcs02 MSR bitmap during nested VM-Enter if the runtime eVMCS controls pin, primary, secondary, etc. are being updated. If L1 isn't...

PT-2026-116939

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 vmcs02 MSR bitmap is not refreshed during nested VM-Enter when runtime eVMCS controls such as pin, primary, and secondary are updated...

SUSE CVE-2026-43161

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Skip dev-iotlb flush for inaccessible PCIe device without scalable mode PCIe endpoints with ATS enabled and passed through to userspace e.g., QEMU, DPDK can hard-lock the host when their link drops, either by surprise...

CVE-2026-89930

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM nested virtualization nVMX component. KVM fails to perform necessary Translation Lookaside Buffer TLB flushes when a nested virtual machine VM entry operation fails. This can lead to an outdated TLB state, potentially allowin...

EUVD-2023-59906

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Pages may be leaked if setmemoryencrypted fails. In CoCo VMs, it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail, resulting in an error and the shared memory being...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ensure liveliness of nested VM-Enter fail tracepoint message Use the string machinery provided by the tracing subsystem to create a copy of the string literals used in the “nested VM-Enter failed” tracepoint. A complete...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: scsi: lpfc: Moved the unregistration of NPIV’s transport to after resource cleanup. There are cases after NPIV is deleted where the fabric switch still believes that NPIV is logged into the fabric. This occurs when a vport is...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Do not recheck L1 intercepts when completing userspace I/O When completing the emulation of an instruction that generated a userspace exit for I/O, do not recheck L1 intercepts, as KVM has already finished that phase of...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: serial: amba-pl011: avoid SBSA UART accessing the DMACR register The chapter “B Generic UART” in “ARM Server Base System Architecture” 1 describes a generic UART interface. Such a generic UART does not support DMA. In current cod...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fixed a situation where a hard lockup occurs in the virtual machine after prolonged inactivity, due to the periodic HV timer. When advancing the expiration of the guest’s APIC timer in periodic mode, set the expiration ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Disabling Intel PT virtualization guest/host mode is enabled by default under CONFIGBROKEN. This means that KVM’s ptmode module parameter is set to BROKEN by default, thereby disabling support for virtualizing Intel PT...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Ignore nCR34:0 when loading PDPTEs from memory Ignore nCR34:0 when loading PDPTEs from memory for nested SVMs. When PAE paging is used, the bits 4:0 of the CR3 register are ignored, and thus VMRUN does not enforce a...