SUSE-SU-2025:20344-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-28956: x86/ibt: Keep IBT disabled during alternative patching bsc1242006. - CVE-2024-35840: mptcp: use OPTIONMPTCPMPJSYNACK in...

SUSE-SU-2025:20354-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-28956: x86/ibt: Keep IBT disabled during alternative patching bsc1242006. - CVE-2024-35840: mptcp: use OPTIONMPTCPMPJSYNACK in subflowfinishconne...

kernel: iommu/vt-d: Fix incorrect pci_for_each_dma_alias() for non-PCI devices

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix incorrect 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 kernel hangs or...

CVE-2025-1713

A flaw was found in Xen's handling of interrupt remapping for legacy PCI-X devices when using Intel's VT-d. Specifically, acquiring a lock during the setup process in an unsafe context can lead to a deadlock. This issue can be triggered by passing through certain devices to unprivileged guests,...

Security update for xen

This update for xen fixes the following issues: CVE-2025-1713: Fixed potential deadlock with VT-d and legacy PCI device pass-through bsc1238043 Other fixes: Xen channels and domU console bsc1219354 Fixed attempting to start guest vm's libxl fills disk with errors bsc1237692 Xen call trace and API...

SUSE CVE-2025-21876

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...

DEBIAN-CVE-2025-21876

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...

CVE-2025-21876

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...

AZL-59100 CVE-2025-21833 affecting package kernel 6.6.126.1-1

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...

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...

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...

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...