CVE-2026-43253

A flaw was found in the Linux kernel's IOMMU Input/Output Memory Management Unit AMD component. When the system operates under a stressed environment with iommu.strict=1 enabled, a busy-wait operation within the waitonsem function can occur while holding a spinlock with interrupts disabled. This...

EUVD-2026-27816

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: move waitonsem out of spinlock With iommu.strict=1, the existing completion wait path can cause soft lockups under stressed environment, as waitonsem busy-waits under the spinlock with interrupts disabled. Move the...

CVE-2026-43253

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: move waitonsem out of spinlock With iommu.strict=1, the existing completion wait path can cause soft lockups under stressed environment, as waitonsem busy-waits under the spinlock with interrupts disabled. Move the...

Linux Distros Unpatched Vulnerability : CVE-2026-43253

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/amd: move waitonsem out of spinlock With iommu.strict=1, the existing completion wait path can cause soft lockups under stressed environment, as waitonsem...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the AMD IOMMU driver’s use of the waitonsem function within a spinlock, potentially leading to a...