The vulnerability in the driver/iommu/intel/pasid.c component of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability in the drivers/iommu/intel/pasid.c component of the Linux operating system’s kernel is related to insufficient checking of the status of shared resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-74439

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

UBUNTU-CVE-2026-74439

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

CVE-2026-74439

CVE-2026-74439 affects the Linux kernel IOMMU VT-d path. The vulnerability arises in device_pasid_table_teardown(), which zeroes a 128‑bit scalable‑mode context entry while the Present bit is still set. This creates a window where a torn entry could be fetched by the hardware with some fields alr...

EUVD-2026-59586

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

CVE-2026-74439 iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

OESA-2026-3317 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: prevent immediate PASID reuse case PASID resue could cause interrupt issue when process immediately runs into hw state left by previous process exite...

EUVD-2026-55346

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix lifetime issue of amdgpuvmgettaskinfopasid The vm pointer returned from amdgpuvmgetvmfrompasid is only valid while the lock is still being held. Once xaunlockirqrestore is called and returned, the pointer is no...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clearing the “Present” bit before tearing down the PASID entry The Intel VT-d Scalable Mode PASID table entry consists of 512 bits 64 bytes. When tearing down an entry, the current implementation zeros the entire...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Flush the cache for the PASID table before using it. When writing the address of a newly allocated, zero-initialized PASID table to a PASID directory entry, do so after flushing the CPU cache for this PASID table, not...

Linux Distros Unpatched Vulnerability : CVE-2026-53372

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: iommu/vt-d: Block PASID attachment to nested domain with dirty tracking Kernel lacks dirty...

CVE-2026-53372

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Block PASID attachment to nested domain with dirty tracking Kernel lacks dirty tracking support on nested domain attached to PASID, fails the attachment early if nesting parent domain is dirty tracking configured,...

EUVD-2026-45442

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Block PASID attachment to nested domain with dirty tracking Kernel lacks dirty tracking support on nested domain attached to PASID, fails the attachment early if nesting parent domain is dirty tracking configured,...

CVE-2026-53372

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Block PASID attachment to nested domain with dirty tracking Kernel lacks dirty tracking support on nested domain attached to PASID, fails the attachment early if nesting parent domain is dirty tracking configured,...

CVE-2026-53372

CVE-2026-53372 affects the Linux kernel IOMMU VT-d: nested domain attachments to PASID could fail to attach or lose dirty pages due to missing dirty-tracking for the nested domain. The issue occurs when a PASID-enabled domain attaches to a nested parent domain configured for dirty-tracking; lack ...

Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2023-53995: net: ipv4: fix one memleak in inetdelifa bsc1255616. CVE-2026-23255: net: add proper RCU protection to /proc/net/ptype bsc1259891. CVE-2026-23451: bonding:...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: CVE-2025-40216: iouring/rsrc: don't rely on user vaddr alignment bsc1259764. CVE-2025-40341: futex: Don't leak robustlist pointer on exec race bsc1255029. CVE-2025-71294:...

DEBIAN-CVE-2026-53281

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid NULL pointer dereference or refcount corruption Commit 60f030f7418d "iommu/vt-d: Avoid use of NULL after WARNONONCE" fixed a NULL pointer dereference in an unlikely situation partly. If devpasid is not found in...

CVE-2026-53281

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid NULL pointer dereference or refcount corruption Commit 60f030f7418d "iommu/vt-d: Avoid use of NULL after WARNONONCE" fixed a NULL pointer dereference in an unlikely situation partly. If devpasid is not found in...

UBUNTU-CVE-2026-53281

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid NULL pointer dereference or refcount corruption Commit 60f030f7418d "iommu/vt-d: Avoid use of NULL after WARNONONCE" fixed a NULL pointer dereference in an unlikely situation partly. If devpasid is not found in...