CVE-2026-63878

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: check numentries in GEMOP GETMAPPINGINFO kvcallocargs-numentries, sizeofvmentries, GFPKERNEL at amdgpugem.c:1050 uses the user-supplied numentries directly without any upper bounds check. Since numentries is a u32 and...

CVE-2026-63880

CVE-2026-63880 affects the Linux kernel AMDGPU driver (drm/amdgpu) in the AMDGPU_GEM_OP_GET_MAPPING_INFO path. A -ENOMEM failure in kvcalloc could skip cleanup and leak three locks (drm_gem_object reference, drm_exec lock on the GEM, and drm_exec lock on the per-process VM root PD), causing a loa...

CVE-2026-63878

The CVE-2026-63878 entry concerns the Linux kernel driver drm/amdgpu, specifically GEM_OP GET_MAPPING_INFO. The issue arises when user-supplied num_entries is used directly to allocate memory via kvcalloc without an upper bound, with num_entries as __u32 and each entry-sized 32 bytes. This can le...