UBUNTU-CVE-2025-68802

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Limit numsyncs to prevent oversized allocations The exec and vmbind ioctl allow userspace to specify an arbitrary numsyncs value. Without bounds checking, a very large numsyncs can force an excessively large allocation,...

CVE-2025-68802

CVE-2025-68802 concerns the Linux kernel DRM XE path. The vulnerability stems from exec/vm_bind ioctls allowing an unbounded num_syncs value, enabling an excessively large allocation and warnings from the page allocator. The fix introduces DRM_XE_MAX_SYNCS (1024) and rejects requests exceeding th...