kernel: drm/xe: Fix error cleanup in xe_exec_queue_create_ioctl()

A flaw was found in the Linux kernel. Specifically, within the drm/xe graphics driver, two error handling issues in the xeexecqueuecreateioctl function could lead to memory corruption. This could result in a dangling pointer or a use-after-free vulnerability. A local attacker could potentially...

RHEL 9 : kernel (RHSA-2026:52667)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:52667 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: crypto: seqiv - Do not use...

CVE-2026-68274: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc: Fix buffer overflow in steered register list allocation The size calculation for the steered register extarray uses only the geometry DSS mask gdssmask to determine the number of entries to allocate: total =...

CVE-2026-68268: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Return error on non-migratable faults requiring devmem Non-migratable faults that require devmem incorrectly jump to the 'out' label, which squashes the error code intended to be returned to the upper layers. Fix this by...

CVE-2026-68305: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vf: Add drmdev guards when detaching CCS read/write buffers CCS read/write buffers are freed during BO destruction. In some cases, BOs may be destroyed after the device is unbound but while the DRM structure remains valid,...

PT-2026-69664

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel where the function xe pt update ops init fails to reset the current op variable to 0. During the vm bind path, the ops execute function calls xe pt...

PT-2026-69666

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the drm/xe component of the Linux kernel. An imported dma-buf Buffer Object BO is created as a ttm bo type sg BO that references the exporter's reservati...

CVE-2026-68298: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vm: Fix SVM leak on resv obj alloc failure in xevmcreate Commit 9e9787414882 "drm/xe/userptr: replace xehmm with gpusvm" made xesvminit unconditional in xevmcreate and extended it to also initialize a "simple" gpusvm state...

PT-2026-69698

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the xe vm create function where a failure in drm gpuvm resv object alloc leads to resource leaks. For non-fault-mode VMs, the xe svm init function succeeds, but xe svm...

PT-2026-69784

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the drm/xe/vf component during Virtual Function VF Context Save Area CCS attach and detach operations involving in-flight Buffer Object BO moves. The xe bo mov...

PT-2026-69665

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds access and a null dereference occur in the drm/xe/vm component. When the prefetch region for a Buffer Object BO Virtual Memory Area VMA is set to DRM XE CONSULT MEM ADVI...

PT-2026-69668

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the drm/xe component where non-migratable faults requiring devmem incorrectly jump to the 'out' label. This behavior squashes the error code that should be returned to...

CVE-2026-68266: Undefined Security Weakness

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...

CVE-2026-68264: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pt: Reset currentop in xeptupdateopsinit xeptupdateopsinit fails to reset currentop to 0. On the vmbind path, opsexecute calls xeptupdateopsprepare inside the xevalidationguard / drmexecuntilalllocked loop. When that loop...

CVE-2026-68384: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vf: Fix VF CCS attach/detach race with in-flight BO moves xebomove attaches VF CCS read/write batch buffers BBs to a BO after it transitions NULL/SYSTEM - TT, and detaches them after it transitions TT - SYSTEM. Both...

Linux Distros Unpatched Vulnerability : CVE-2026-68267

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/xe/rtp: Add RINGFORCETONONPRIVDENY to OA whitelists Unconditionally whitelisting OA registers is a security violation. Set RINGFORCETONONPRIVDENY bit in OA...

Linux Distros Unpatched Vulnerability : CVE-2026-68382

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/xe/guc: Hold device ref until queue teardown completes GuC exec queue destruction can run asynchronously. If the final device put happens from a destroy...

Linux Distros Unpatched Vulnerability : CVE-2026-68383

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/xe/guc: Keep scheduler timeline name alive The scheduler keeps a pointer to the timeline name, but q-name is freed with the exec queue while scheduler fence...

PT-2026-69782

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the drm/xe/guc component where GuC exec queue destruction can occur asynchronously. If the final device put is executed from a destroy worker, the drmm cleanup process...

PT-2026-69783

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory management issue exists in the drm/xe/guc component where the scheduler maintains a pointer to the timeline name. However, q-name is freed along with the exec queue while...