CVE-2026-68446
High
Description
In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Validate vmw_surface_metadata::array_size This field comes from userspace and should be validated against specific limits depending on which Shader Model (SM) is available.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux
PublishedAug 12, 2026
First seenAug 12, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- Linux Linuxe949adf2d42678fb391a41db277e2fcb12090566, 0403cec2aff8037bc246cf9a0831eb169ddcd9df, aded8463466ede7a7fbd1bbf821756c67c83e89b, 5ff94e1279176b539d451e3e754fdcbd1a8d520a, 71779fe8bf403a9b3e28dc59229fa556db32d35d, b1379f0c42b88cb60b9f3757eb5d1e73ad460ed8, 6910ccaf41678f7761ba2e57d72b77d056320b4d, a4f55260f7f7d4dc4d0ee55063dfb0c457b77991 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 504901dbb0b565fcbe466b0c56f3131586df5afd ≤ v < e949adf2d42678fb391a41db277e2fcb12090566, 504901dbb0b565fcbe466b0c56f3131586df5afd ≤ v < 0403cec2aff8037bc246cf9a0831eb169ddcd9df, 504901dbb0b565fcbe466b0c56f3131586df5afd ≤ v < aded8463466ede7a7fbd1bbf821756c67c83e89b, 504901dbb0b565fcbe466b0c56f3131586df5afd ≤ v < 5ff94e1279176b539d451e3e754fdcbd1a8d520a, 504901dbb0b565fcbe466b0c56f3131586df5afd ≤ v < 71779fe8bf403a9b3e28dc59229fa556db32d35d, 504901dbb0b565fcbe466b0c56f3131586df5afd ≤ v < b1379f0c42b88cb60b9f3757eb5d1e73ad460ed8, 504901dbb0b565fcbe466b0c56f3131586df5afd ≤ v < 6910ccaf41678f7761ba2e57d72b77d056320b4d, 504901dbb0b565fcbe466b0c56f3131586df5afd ≤ v < a4f55260f7f7d4dc4d0ee55063dfb0c457b77991, 5.7 | e949adf2d42678fb391a41db277e2fcb12090566, 0403cec2aff8037bc246cf9a0831eb169ddcd9df, aded8463466ede7a7fbd1bbf821756c67c83e89b, 5ff94e1279176b539d451e3e754fdcbd1a8d520a, 71779fe8bf403a9b3e28dc59229fa556db32d35d, b1379f0c42b88cb60b9f3757eb5d1e73ad460ed8, 6910ccaf41678f7761ba2e57d72b77d056320b4d, a4f55260f7f7d4dc4d0ee55063dfb0c457b77991 |
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