Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010874)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010874 advisory. In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clean up sidomain in the initdmars error path A splat from kmemcachedestroy was seen...

kernel: iommu/vt-d: Clean up si_domain in the init_dmars() error path

A memory leak flaw was found in the Linux kernel's Intel VT-d IOMMU driver in the initialization error path. A local user can trigger this issue when the initdmars function fails during IOMMU setup, causing the sidomain memory to remain allocated without being freed. This results in a permanent...

PT-2022-34929 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.0.6 Description: The issue is related to the iommu/vt-d component, specifically in the init dmars error path. The actual impact and attack plausibility have not yet been proven. It was introduced in version...

PT-2022-35612

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.221 Description The issue is related to the iommu/vt-d component, specifically in the init dmars error path. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kern...

PT-2022-35729 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.19.264 Description: The issue is related to the iommu/vt-d component, specifically in the init dmars error path. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux...

PT-2025-40669

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s iommu/vt-d component related to memory management during the initialization of Direct Memory Access Remapping Services DMARS. Specifically, the issue...