CVE-2026-68266

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Hold a dma-buf reference for imported BOs An imported dma-buf BO is created as a ttmbotypesg BO whose reservation object is the exporter's dmabuf-resv. The importer, however, only takes a dma-buf reference after a...

PT-2026-64549

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the USB gadget functionfs module. In the ffs dmabuf transfer function, a ffs dma fence object is allocated and initialized, but the initial reference count is not...

CVE-2025-68189

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix GEM free for imported dma-bufs Imported dma-bufs also have obj-resv != &obj-resv. So we should check both this condition in addition to flags for handling the NOSHARE case. Fixes this splat that was reported with IRI...

CVE-2025-68189

CVE-2025-68189 concerns the Linux kernel DRM MSM GEM memory handling. The issue arises in imported dma-bufs where obj->resv may not match obj->_resv, and the fix adds a check for this condition alongside existing NO_SHARE/flags logic. This defect could affect GEM object freeing and handle c...