drm/amdgpu/vce: fix integer overflow in image size

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

CVE-2026-68108 · Microsoft / collected KEV context

cve-program · CVE-2026-68108

• https://git.kernel.org/stable/c/893db20383800cfe92e638705984eebb13bc81a5
• https://git.kernel.org/stable/c/a07430abd556de3707adfcadcc60db3fa64e4b2b
• https://git.kernel.org/stable/c/a6d7065b91a14790980ce6f4960db0ca8c3c9940
• https://git.kernel.org/stable/c/7eebef042c12dfe0568593ee6a8926d16505925e
• https://git.kernel.org/stable/c/00c311a13d225266800c712f2b7db2711c6897de
• https://git.kernel.org/stable/c/186bfdc4e26d019b2e7570cb121964a1d89b2e5b

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