EUVD-2026-86132

In the Linux kernel, the following vulnerability has been resolved: powerpc/xive: propagate IPI init errors to prevent use-after-free When xiveinitipis fails e.g. irqdomainallocirqs fails, the error path frees the global xiveipis array. However, xivesmpprobe previously ignored this failure and...

IPI-exposure-signal

IPI Exposure Signal This is the code repository for our paper: Your Agentic LLMs Secretly Encode Latent Signals of Indirect Prompt-Injection Exposure. ArXiv version and paper link: https://arxiv.org/abs/2608.02657 This repository implements the probing pipeline for latent IPI-exposure signals:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sched/rt: The function rtonextcpu should now properly handle situations where only CPU0 is overloaded. In such cases, rtonextcpu should ideally return -1, indicating that no further IPIs are needed. The vulnerability arises when...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mailbox: zynq-ipi: fixed error handling when deviceregister fails When deviceregister fails, there are two issues: 1. The name allocated by devsetname is leaked. 2. The parent of the device is not NULL; deviceunregister is...

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

In the Linux kernel, the following vulnerabilities have been resolved: KVM: x86: Reject Hyper-V’s SENDIPI hypercalls if the local APIC is not part of the kernel. Advertise support for Hyper-V’s SENDIPI and SENDIPIEX hypercalls only if the local API is emulated/virtualized by KVM. Also, explicitly...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098909)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098909 advisory. In the Linux kernel, the following vulnerability has been resolved: sched/rt: Have RTPUSHIPI be default off for non PREEMPTRT RT migration is done aggressively. When...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099747)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099747 advisory. In the Linux kernel, the following vulnerability has been resolved: sched/rt: Skip currently executing CPU in rtonextcpu CPU0 becomes overloaded when hosting a...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100532)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100532 advisory. In the Linux kernel, the following vulnerability has been resolved: sched/rt: Have RTPUSHIPI be default off for non PREEMPTRT RT migration is done aggressively. When...

CVE-2026-72239 x86/virt/sev: Revert "Drop WBINVD before setting MSR_AMD64_SYSCFG_SNP_EN"

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert "Drop WBINVD before setting MSRAMD64SYSCFGSNPEN" Revert 99cf1fb58e68 "x86/virt/sev: Drop WBINVD before setting MSRAMD64SYSCFGSNPEN". Section 8.8 of the SNP spec says: Before invoking SNPINITEX with INITRMP se...

EUVD-2026-48918

In the Linux kernel, the following vulnerability has been resolved: sched/rt: Have RTPUSHIPI be default off for non PREEMPTRT RT migration is done aggressively. When a CPU schedules out a high priority RT task for a lower priority task, it will look to see if there's any RT tasks that are waiting...

CVE-2026-64374 sched/rt: Have RT_PUSH_IPI be default off for non PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: sched/rt: Have RTPUSHIPI be default off for non PREEMPTRT RT migration is done aggressively. When a CPU schedules out a high priority RT task for a lower priority task, it will look to see if there's any RT tasks that are waiting...

SUSE CVE-2026-64172

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Disable AVIC IPI virtualization on Hygon Family 18h erratum 1235 Hygon Family 18h CPUs are derived from AMD Family 17h Zen1 silicon and share the same erratum 1235: hardware may read a stale IsRunning=1 bit during ICR...

Linux Distros Unpatched Vulnerability : CVE-2026-64172

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: KVM: SVM: Disable AVIC IPI virtualization on Hygon Family 18h erratum 1235 Hygon Family 18h...

CVE-2026-64172 KVM: SVM: Disable AVIC IPI virtualization on Hygon Family 18h (erratum #1235)

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Disable AVIC IPI virtualization on Hygon Family 18h erratum 1235 Hygon Family 18h CPUs are derived from AMD Family 17h Zen1 silicon and share the same erratum 1235: hardware may read a stale IsRunning=1 bit during ICR...

CVE-2026-64172

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Disable AVIC IPI virtualization on Hygon Family 18h erratum 1235 Hygon Family 18h CPUs are derived from AMD Family 17h Zen1 silicon and share the same erratum 1235: hardware may read a stale IsRunning=1 bit during ICR...

EUVD-2026-45857

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Disable AVIC IPI virtualization on Hygon Family 18h erratum 1235 Hygon Family 18h CPUs are derived from AMD Family 17h Zen1 silicon and share the same erratum 1235: hardware may read a stale IsRunning=1 bit during ICR...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: The use of a spinlock for the context list protection lock was corrected. Previously, a mutex was added to protect the encoder and decoder context lists from unexpected changes originating from the SCP IP...

EUVD-2026-32397

In the Linux kernel, the following vulnerability has been resolved: remoteproc: xlnx: Only access buffer information if IPI is buffered In the receive callback check if message is NULL to prevent possibility of crash by NULL pointer dereferencing...

CVE-2026-46016 remoteproc: xlnx: Only access buffer information if IPI is buffered

In the Linux kernel, the following vulnerability has been resolved: remoteproc: xlnx: Only access buffer information if IPI is buffered In the receive callback check if message is NULL to prevent possibility of crash by NULL pointer dereferencing...

CVE-2026-45919 sched/rt: Skip currently executing CPU in rto_next_cpu()

In the Linux kernel, the following vulnerability has been resolved: sched/rt: Skip currently executing CPU in rtonextcpu CPU0 becomes overloaded when hosting a CPU-bound RT task, a non-CPU-bound RT task, and a CFS task stuck in kernel space. When other CPUs switch from RT to non-RT tasks, RT load...