CVE-2025-40277

CVE-2025-40277

High · published December 7, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
13.9
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

drm/vmwgfx: Validate command header size against SVGA_CMD_MAX_DATASIZE

This data originates from userspace and is used in buffer offset

calculations which could potentially overflow causing an out-of-bounds

access.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00237 · 13.9th percentile
Published
2025-12-07T03:15Z
References (8)
https://git.kernel.org/stable/c/32b415a9dc2c212e809b7ebc2b14bc3fbda2b9af · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/54d458b244893e47bda52ec3943fdfbc8d7d068b · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5aea2cde03d4247cdcf53f9ab7d0747c9dca1cfc · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/709e5c088f9c99a5cf2c1d1c6ce58f2cca7ab173 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a3abb54c27b2c393c44362399777ad2f6e1ff17e · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b5df9e06eed3df6a4f5c6f8453013b0cabb927b4 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e58559845021c3bad5e094219378b869157fad53 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f3f3a8eb3f0ba799fae057091d8c67cca12d6fa0 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 06 DEC 21:51Z
    drm/vmwgfx: Validate command header size against SVGA_CMD_MAX_DATASIZE
    cvelistv5