AlmaLinux 9.6 [TuxCare] Security Update: kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1782382498)

"The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782382498 advisory. - In the Linux kernel, the following vulnerability has been resolved: efi: Do not import certificates from UEFI Secure Boot for T2...

Rocky Linux 9.6 [TuxCare] Security Update: kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1782382498)

"The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782382498 advisory. - In the Linux kernel, the following vulnerability has been resolved: efi: Do not import certificates from UEFI Secure Boot for T...

DEBIAN-CVE-2026-90212

In the Linux kernel, the following vulnerability has been resolved: arm64/efi: Avoid voluntary preemption with efimm installed Gus reports a bad kernel memory access when using software PAN CONFIGARM64SWTTBR0PAN=y on a machine with support for EFI runtime services: Unable to handle kernel access ...

CVE-2026-90212

CVE-2026-90212 affects the Linux kernel on arm64 systems that enable software PAN (CONFIG_ARM64_SW_TTBR0_PAN=y) and use EFI runtime services. The fpsimd context management code called from __efi_fpsimd_begin() can voluntarily preempt, causing the code to return to the EFI runtime service call wit...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere Altra outputs the following: BUG: A sleeping function is called from an invalid context at kernel/locking/spinlockrt.c:46 inatomic: 1...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: EFI: In runtime mode, a potential overflow of the size of the soft-reserved region has been fixed. If there are pages worth ≥ 4GB in a soft-reserved region, the value of mdsize will be reduced...

CVE-2026-64183

A flaw was found in the Linux kernel's EFI Extensible Firmware Interface runtime services. This vulnerability occurs due to a NULL pointer dereference when ACPI Advanced Configuration and Power Interface PRM Platform Runtime Mechanism calls are made before the necessary workqueue is allocated. Th...

Linux Distros Unpatched Vulnerability : CVE-2026-64183

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: efi: Allocate runtime workqueue before ACPI init Since commit 5894cf571e14 acpi/prmt: Use EF...

CVE-2026-64183

The CVE-2026-64183 issue affects the Linux kernel EFI runtime, specifically PRM calls, which could NULL-deref if PRM accesses occur before the EFI workqueue is allocated. The root cause is early ACPI PRM access during init before efisubsys_init() runs and before the runtime workqueue exists. The ...

CVE-2026-64183 efi: Allocate runtime workqueue before ACPI init

In the Linux kernel, the following vulnerability has been resolved: efi: Allocate runtime workqueue before ACPI init Since commit 5894cf571e14 "acpi/prmt: Use EFI runtime sandbox to invoke PRM handlers" ACPI PRM calls are delegated to a workqueue which runs in a kernel thread, making it easier to...

PT-2026-61500

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where ACPI PRM calls, which are delegated to a workqueue running in a kernel thread to detect and mitigate faulting memory accesses by firmware, may occur before the...

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...

EUVD-2026-35156

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...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005470)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005470 advisory. In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere...

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...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993047)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993047 advisory. In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere...