CVE-2025-40277

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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/32b415a9dc2c212e809b7ebc2b14bc3fbda2b9af
https://git.kernel.org/stable/c/54d458b244893e47bda52ec3943fdfbc8d7d068b
https://git.kernel.org/stable/c/5aea2cde03d4247cdcf53f9ab7d0747c9dca1cfc
https://git.kernel.org/stable/c/709e5c088f9c99a5cf2c1d1c6ce58f2cca7ab173
https://git.kernel.org/stable/c/a3abb54c27b2c393c44362399777ad2f6e1ff17e
https://git.kernel.org/stable/c/b5df9e06eed3df6a4f5c6f8453013b0cabb927b4
https://git.kernel.org/stable/c/e58559845021c3bad5e094219378b869157fad53
https://git.kernel.org/stable/c/f3f3a8eb3f0ba799fae057091d8c67cca12d6fa0

Configurations

No configuration.

History

30 Jul 2026, 06:24

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.8

06 Dec 2025, 22:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-06 22:15

Updated : 2026-07-30 06:24

NVD link : CVE-2025-40277

Mitre link : CVE-2025-40277

CVE.ORG link : CVE-2025-40277

JSON object : View

Products Affected

No product.

CWE

No CWE.

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offset\ncalculations which could potentially overflow causing an out-of-bounds\naccess."}], "lastModified": "2026-07-30T06:24:25.607", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}