CVE-2017-7294
Description
The vmw_surface_define_ioctl function in drivers/gpu/drm/vmwgfx/vmwgfx_surface.c in the Linux kernel through 4.10.6 does not validate addition of certain levels data, which allows local users to trigger an integer overflow and out-of-bounds write, and cause a denial of service (system hang or crash) or possibly gain privileges, via a crafted ioctl call for a /dev/dri/renderD* device.
How to fix
- linux linux_kernel3.2.89, 3.10.107, 3.12.74, 3.16.44, 3.18.50, 4.1.40, 4.4.61, 4.9.22, 4.10.10 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 3.2 ≤ v < 3.2.89, 3.3 ≤ v < 3.10.107, 3.11 ≤ v < 3.12.74, 3.13 ≤ v < 3.16.44, 3.17 ≤ v < 3.18.50, 3.19 ≤ v < 4.1.40, 4.2 ≤ v < 4.4.61, 4.5 ≤ v < 4.9.22, 4.10 ≤ v < 4.10.10 | 3.2.89, 3.10.107, 3.12.74, 3.16.44, 3.18.50, 4.1.40, 4.4.61, 4.9.22, 4.10.10 |
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