Astra Linux – Vulnerability found in Linux 5.10, 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...

CVE-2026-89445

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix UAF in selftest IOPF reporting IOMMUFD selftest TRIGGERIOPF borrows an attach handle from group-pasidarray without synchronizing against PASID detach, then a concurrent iommureportdevicefault can dereference that...

CVE-2026-89445

A flaw was found in the Linux kernel's iommufd selftest component. This Use-After-Free UAF vulnerability occurs when the TRIGGERIOPF function borrows an attach handle without proper synchronization during a PASID detach operation. A concurrent device fault report can then access memory that has...

DEBIAN-CVE-2026-89445

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix UAF in selftest IOPF reporting IOMMUFD selftest TRIGGERIOPF borrows an attach handle from group-pasidarray without synchronizing against PASID detach, then a concurrent iommureportdevicefault can dereference that...

CVE-2026-89445 iommufd: Fix UAF in selftest IOPF reporting

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix UAF in selftest IOPF reporting IOMMUFD selftest TRIGGERIOPF borrows an attach handle from group-pasidarray without synchronizing against PASID detach, then a concurrent iommureportdevicefault can dereference that...

CVE-2026-89445 iommufd: Fix UAF in selftest IOPF reporting

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix UAF in selftest IOPF reporting IOMMUFD selftest TRIGGERIOPF borrows an attach handle from group-pasidarray without synchronizing against PASID detach, then a concurrent iommureportdevicefault can dereference that...

EUVD-2026-76351

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix UAF in selftest IOPF reporting IOMMUFD selftest TRIGGERIOPF borrows an attach handle from group-pasidarray without synchronizing against PASID detach, then a concurrent iommureportdevicefault can dereference that...

PT-2026-90161

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix UAF in selftest IOPF reporting IOMMUFD selftest TRIGGER IOPF borrows an attach handle from group-pasid array without synchronizing against PASID detach, then a concurrent iommu report device fault can dereference tha...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iommu/amd/iommuv2: Fixed the issue where the refcount for pasidstate was decremented to 0 during pasid unbind. When pasid is unbound, there is a race condition related to outstanding page faults. To prevent this, the pasidstate...

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 of the drivers/iommu/intel/pasid.c component in the Linux operating system is related to improper synchronization. Exploiting this vulnerability can allow an attacker to cause a service failure...

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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099789)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099789 advisory. In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Flush cache for PASID table before using it When writing the address of a freshly...

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...

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...