drm/amdgpu: fix division by zero with invalid uvd dimensions

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-68106 · Microsoft / collected KEV context

cve-program · CVE-2026-68106

• https://git.kernel.org/stable/c/004d0453cfef16f056cb7b8bc04f69f19cf9df32
• https://git.kernel.org/stable/c/00ee64910ecf748cc15b23bbcbea472c203ec1e8
• https://git.kernel.org/stable/c/81c9b4921f62d1642b9d775524ae9240e521a5ed
• https://git.kernel.org/stable/c/52f9a588296432accf2982f7d258192a37562f4f
• https://git.kernel.org/stable/c/a00946b5ab7c25da5685ca9c58f50ff6f43c0fdf
• https://git.kernel.org/stable/c/ffb33d466a68cea3e8a3dbed04d79037a3cbabd1
• https://git.kernel.org/stable/c/be725ab23aa45c11a5afef3e2a9f6d8c084ae5dc
• https://git.kernel.org/stable/c/0c01c811be47e6b146552dd59bfedbea8f09b8f4

No related operational record is retained in the current change model.