CVE-2025-21876: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from iommu/vt-d not properly using the RCU to protect drhd list traversal, which could lead to data contention...

Fedora 40 : xen (2025-20bd6d94b9)

The remote Fedora 40 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-20bd6d94b9 advisory. deadlock potential with VT-d and legacy PCI device pass-through XSA-467, CVE-2025-1713 Tenable has extracted the preceding description block directly from th...

SUSE CVE-2025-21833

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid use of NULL after WARNONONCE There is a WARNONONCE to catch an unlikely situation when domainremovedevpasid can't find the pasid. In case it nevertheless happens we must avoid using a NULL pointer...

DEBIAN-CVE-2025-21833

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid use of NULL after WARNONONCE There is a WARNONONCE to catch an unlikely situation when domainremovedevpasid can't find the pasid. In case it nevertheless happens we must avoid using a NULL pointer...

AZL-59126 CVE-2025-21833 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid use of NULL after WARNONONCE There is a WARNONONCE to catch an unlikely situation when domainremovedevpasid can't find the pasid. In case it nevertheless happens we must avoid using a NULL pointer...

AZL-59100 CVE-2025-21833 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid use of NULL after WARNONONCE There is a WARNONONCE to catch an unlikely situation when domainremovedevpasid can't find the pasid. In case it nevertheless happens we must avoid using a NULL pointer...

UBUNTU-CVE-2025-21833

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid use of NULL after WARNONONCE There is a WARNONONCE to catch an unlikely situation when domainremovedevpasid can't find the pasid. In case it nevertheless happens we must avoid using a NULL pointer...

CVE-2025-21833 iommu/vt-d: Avoid use of NULL after WARN_ON_ONCE

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid use of NULL after WARNONONCE There is a WARNONONCE to catch an unlikely situation when domainremovedevpasid can't find the pasid. In case it nevertheless happens we must avoid using a NULL pointer...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the iommu/vt-d module not handling NULL pointers correctly after a WARNONONCE trigger, which could lead to t...

CVE-2025-21833: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid use of NULL after WARNONONCE There is a WARNONONCE to catch an unlikely situation when domainremovedevpasid can't find the pasid. In case it nevertheless happens we must avoid using a NULL pointer...

Linux Distros Unpatched Vulnerability : CVE-2024-26891

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: Don't issue ATS Invalidation request when device is disconnected For those...

Linux Distros Unpatched Vulnerability : CVE-2013-3495

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The Intel VT-d Interrupt Remapping engine in Xen 3.3.x through 4.3.x allows local guests to cause a denial of service kernel panic via a malformed Message...

Linux Distros Unpatched Vulnerability : CVE-2011-1898

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Xen 4.1 before 4.1.1 and 4.0 before 4.0.2, when using PCI passthrough on Intel VT-d chipsets that do not have interrupt remapping, allows guest OS users to gain...

deadlock potential with VT-d and legacy PCI device pass-through

ISSUE DESCRIPTION When setting up interrupt remapping for legacy PCI-X devices, including PCI-X bridges, a lookup of the upstream bridge is required. This lookup, itself involving acquiring of a lock, is done in a context where acquiring that lock is unsafe. This can lead to a deadlock. IMPACT Th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fixed the incorrect use of pciforeachdmaalias for non-PCI devices. Previously, the domaincontextclear function incorrectly called pciforeachdmaalias to set up context entries for non-PCI devices. This could lead to...

SUSE CVE-2024-56669

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Remove cache tags before disabling ATS The current implementation removes cache tags after disabling ATS, leading to potential memory leaks and kernel crashes. Specifically, CACHETAGDEVTLB type cache tags may still...

PT-2025-9981

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.10.142-1-generic Linux kernel versions prior to 5.10.142-1-hardened Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the iommu/vt-d component. Specifically, the...

SUSE CVE-2024-56668

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix qibatch NULL pointer with nested parent domain The qibatch is allocated when assigning cache tag for a domain. While for nested parent domain, it is missed. Hence, when trying to map pages to the nested parent, NU...

Unspecified vulnerability in Linux kernel (CNVD-2025-01674)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a null pointer problem in qibatch in the nested parent domain in the iommu/vt-d subsystem. No details of the...