UBUNTU-CVE-2026-46290

In the Linux kernel, the following vulnerability has been resolved: x86/efi: Fix graceful fault handling after FPU softirq changes Since commit d02198550423 "x86/fpu: Improve crypto performance by making kernel-mode FPU reliably usable in softirqs", kernelfpubegin calls fpregslock which uses...

CVE-2026-46290

In the Linux kernel, the following vulnerability has been resolved: x86/efi: Fix graceful fault handling after FPU softirq changes Since commit d02198550423 "x86/fpu: Improve crypto performance by making kernel-mode FPU reliably usable in softirqs", kernelfpubegin calls fpregslock which uses...

CVE-2026-46290 x86/efi: Fix graceful fault handling after FPU softirq changes

In the Linux kernel, the following vulnerability has been resolved: x86/efi: Fix graceful fault handling after FPU softirq changes Since commit d02198550423 "x86/fpu: Improve crypto performance by making kernel-mode FPU reliably usable in softirqs", kernelfpubegin calls fpregslock which uses...

CVE-2026-46290

In the Linux kernel, the following vulnerability has been resolved: x86/efi: Fix graceful fault handling after FPU softirq changes Since commit d02198550423 "x86/fpu: Improve crypto performance by making kernel-mode FPU reliably usable in softirqs", kernelfpubegin calls fpregslock which uses...

CVE-2026-46290

The CVE-2026-46290 issue in Linux kernels’ x86 EFI runtime handling was fixed by replacing in_interrupt() with !in_task() to preserve interrupt/NMI fault handling without being affected by the FPU softirq path. Root cause: kernel_fpu_begin() uses fpregs_lock() with local_bh_disable(), setting SOF...

CVE-2026-46290 x86/efi: Fix graceful fault handling after FPU softirq changes

In the Linux kernel, the following vulnerability has been resolved: x86/efi: Fix graceful fault handling after FPU softirq changes Since commit d02198550423 "x86/fpu: Improve crypto performance by making kernel-mode FPU reliably usable in softirqs", kernelfpubegin calls fpregslock which uses...

EulerOS Virtualization 2.12.1 : kernel (EulerOS-SA-2026-2077)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : netfilter: ctnetlink: remove refcounting in expectation dumpersCVE-2025-39764 nvme: nvme-fc: Ensure -ioerrwork is cancelled in...

EulerOS Virtualization 2.12.0 : kernel (EulerOS-SA-2026-2102)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : netfilter: ctnetlink: remove refcounting in expectation dumpersCVE-2025-39764 nvme: nvme-fc: Ensure -ioerrwork is cancelled in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: s390/fpu: Fixed a false-positive KMSAN report in fpuvstl A false-positive KMSAN report was detected when running the ping command. The inline assembly instruction “vstl” can write varying amounts of bytes, depending on the val...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: x86/fpu: Fixed the copyxstatetouabi function to correctly copy init states. When an extended state component is not present in fpstate, but is present in init state, the function copies data from initfpstate using copyfeature...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/FPU: Fixed NULL dereference in avx512status. Problem: When CONFIGX86DEBUGFPU is enabled, reading /proc/kthread/archstatus causes a warning and a NULL pointer dereference. This occurs because the AVX-512 timestamp code uses...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: KVM: Set the base guest FPU uABI size to sizeofstruct kvmxsave. The starting uABI size of KVM’s guest FPU was set to ‘struct kvmxsave’, which corresponds to KVM’s historical uABI size. When saving the FPU state for a use...

The vulnerability of the fpu_clone() function in Linux kernel allows a hacker to trigger a service failure.

The vulnerability of the fpuclone function in Linux operating systems is related to incorrect resource locking. Exploiting this vulnerability can allow an attacker to cause a service failure...

EulerOS Virtualization 2.13.1 : kernel (EulerOS-SA-2026-1637)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : scsi: target: Fix WRITESAME No Data Buffer crashCVE-2022-21546 iommu/arm-smmu-v3-sva: Fix mm use-after-freeCVE-2022-49426 module: f...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005477)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005477 advisory. In the Linux kernel, the following vulnerability has been resolved: x86/fpu: KVM: Set the base guest FPU uABI size to sizeofstruct kvmxsave Set the starting uABI siz...

SUSE-SU-2026:0472-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 Azure kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-54013: interconnect: Fix locking for runpm vs reclaim bsc1256280. - CVE-2025-39880: libceph: fix invalid accesses to cephconnectionv1info bsc1250388. -...

The vulnerabilities in the modules arch/x86/kvm/x86.c and arch/x86/kernel/fpu/core.c of the Linux operating system’s kernel allow a hacker to cause a service failure.

The vulnerability in the arch/x86/kvm/x86.c module and arch/x86/kernel/fpu/core.c modules of the Linux operating system is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-23005

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Clear XSTATEBVi in guest XSAVE state whenever XFDi=1 When loading guest XSAVE state via KVMSETXSAVE, and when updating XFD in response to a guest WRMSR, clear XFD-disabled features in the saved or to be restored XSTATEBV...

CVE-2026-23005

CVE-2026-23005 is a Linux kernel issue where XSTATE_BV bits for features disabled by XFD can be out of sync with XFD during guest XSAVE/XRSTOR handling. The fix clears XSTATE_BV[i] when XFD[i]=1 during KVM_SET_XSAVE loading of guest state and related WRMSR updates, preventing XRSTOR from #NM and ...

MiracleLinux 8 : kernel-4.18.0-553.16.1.el8_10 (AXSA:2024-8704:25)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8704:25 advisory. kernel: powerpc: Fix access beyond end of drmem array CVE-2023-52451 kernel: efivarfs: force RO when remounting if SetVariable is not supported...