CVE-2026-43475

A flaw was found in the Linux kernel's hvstorvsc component. When the kernel is configured with PREEMPTRT Real-Time Preemption and running on a Hyper-V virtual machine, a local process performing specific I/O operations can trigger a concurrency issue. This can lead to a system lock-up or crash,...

CVE-2026-43475

In the Linux kernel, the following vulnerability has been resolved: scsi: storvsc: Fix scheduling while atomic on PREEMPTRT This resolves the follow splat and lock-up when running with PREEMPTRT enabled on Hyper-V: 415.140818 BUG: scheduling while atomic: stress-ng-iomix/1048/0x00000002 415.14082...

CVE-2026-43475

In the Linux kernel, the following vulnerability has been resolved: scsi: storvsc: Fix scheduling while atomic on PREEMPTRT This resolves the follow splat and lock-up when running with PREEMPTRT enabled on Hyper-V: 415.140818 BUG: scheduling while atomic: stress-ng-iomix/1048/0x00000002 415.14082...

CVE-2026-43475 scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: scsi: storvsc: Fix scheduling while atomic on PREEMPTRT This resolves the follow splat and lock-up when running with PREEMPTRT enabled on Hyper-V: 415.140818 BUG: scheduling while atomic: stress-ng-iomix/1048/0x00000002 415.14082...

CVE-2026-43475

In the Linux kernel, the following vulnerability has been resolved: scsi: storvsc: Fix scheduling while atomic on PREEMPTRT This resolves the follow splat and lock-up when running with PREEMPTRT enabled on Hyper-V: 415.140818 BUG: scheduling while atomic: stress-ng-iomix/1048/0x00000002 415.14082...

CVE-2026-43475

CVE-2026-43475 affects the Linux kernel hv_storvsc driver when PREEMPT_RT is enabled on Hyper-V. The issue stems from scheduling while atomic in storvsc_queuecommand, which could lead to a lock-up under certain I/O loads (as reported in the vulnerability description and kernel traces). A fix has ...

UBUNTU-CVE-2026-43311

In the Linux kernel, the following vulnerability has been resolved: soc/tegra: pmc: Fix unsafe generichandleirq call Currently, when resuming from system suspend on Tegra platforms, the following warning is observed: WARNING: CPU: 0 PID: 14459 at kernel/irq/irqdesc.c:666 Call trace:...

Linux Distros Unpatched Vulnerability : CVE-2026-43475

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - scsi: storvsc: Fix scheduling while atomic on PREEMPTRT This resolves the follow splat and lock-up when running with PREEMPTRT enabled on Hyper-V: 415.140818 BU...

Linux Distros Unpatched Vulnerability : CVE-2026-43311

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - soc/tegra: pmc: Fix unsafe generichandleirq call Currently, when resuming from system suspend on Tegra platforms, the following warning is observed: WARNING: CP...

CVE-2026-31647

In the Linux kernel, the following vulnerability has been resolved: idpf: fix PREEMPTRT raw/bh spinlock nesting for async VC handling Switch from using the completion's raw spinlock to a local lock in the idpfvcxn struct. The conversion is safe because complete/all are called outside the lock and...

CVE-2026-31508

The CVE-2026-31508 issue affects the Linux kernel in the Open vSwitch teardown path. The root cause is that after a patch, the teardown code for OVS ports no longer unconditionally takes the RTNL, allowing netdev_destroy() to finish and free the netdev before unregistration completes if the IFF_O...

Linux Distros Unpatched Vulnerability : CVE-2026-23294

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: bpf: Fix race in devmap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpdevbulkqueue bq ca...

CVE-2026-23294

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in devmap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpdevbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and devflush run atomically...

CVE-2026-23342

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in cpumap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and cpumapflush run atomically...

CVE-2026-23342 bpf: Fix race in cpumap on PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in cpumap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and cpumapflush run atomically...

CVE-2026-23294

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in devmap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpdevbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and devflush run atomically...

CVE-2026-23294

The CVE describes a race in the Linux kernel’s PREEMPT_RT path for the per-CPU xdp_dev_bulk_queue (bq). The vulnerability arises because bq_enqueue() and __dev_flush() were believed to run atomically on the same CPU, but PREEMPT_RT can preempt, leading to concurrent access to bq->count and bq-...

CVE-2026-23294 bpf: Fix race in devmap on PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix race in devmap on PREEMPTRT On PREEMPTRT kernels, the per-CPU xdpdevbulkqueue bq can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes bqenqueue and devflush run atomically...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a race condition in the cpumap structure within the PREEMPTRT kernel. This vulnerability could lead to...

SUSE CVE-2026-23134

In the Linux kernel, the following vulnerability has been resolved: slab: fix kmallocnolock context check for PREEMPTRT On PREEMPTRT kernels, locallock becomes a sleeping lock. The current check in kmallocnolock only verifies we're not in NMI or hard IRQ context, but misses the case where...