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CVE-2025-40111

drm/vmwgfx: Fix Use-after-free in validation

HIGH
7.8
CVSS Score
Published: November 12, 2025 at 01:07 AM UTC
Updated: October 19, 2026 at 09:10 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix Use-after-free in validation Nodes stored in the validation duplicates hashtable come from an arena allocator that is cleared at the end of vmw_execbuf_process. All nodes are expected to be cleared in vmw_validation_drop_ht but this node escaped because its resource was destroyed prematurely.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
90%
4.2064ad2abfe9a628ce79859d072704bd1ef7682044
Vendor states this is fixed in 1822e5287b7dfa59d0af966756ebf1dc652b60ee (fixed)
Vendor states this is fixed in 4c918f9d1ccccc0e092f43dcb2d8266f54d7340b (fixed)
Vendor states this is fixed in 655a2f29bfc21105c80bf8a7d7aafa6eca8b4496 (fixed)
Vendor states this is fixed in 65608e991c2d771c13404e5c7ae122ac3c3357a4 (fixed)
Vendor states this is fixed in 867bda5d95d36f10da398fd4409e21c7002b2332 (fixed)
Vendor states this is fixed in 9a8eaca539708ca532747f606d231f70e684e8ca (fixed)
Vendor states this is fixed in dfe1323ab3c8a4dd5625ebfdba44dc47df84512a (fixed)
Vendor states this is fixed in fb7165e5f3b3b10721ff70553583ad12e90e447a (fixed)
Vendor states this is fixed in 4.20 (unaffected)
Vendor states this is fixed in 5.10.246 (unaffected)
Vendor states this is fixed in 5.15.195 (unaffected)
Vendor states this is fixed in 5.4.301 (unaffected)
Vendor states this is fixed in 6.1.157 (unaffected)
Vendor states this is fixed in 6.12.54 (unaffected)
Vendor states this is fixed in 6.17.4 (unaffected)
Vendor states this is fixed in 6.18 (unaffected)
Vendor states this is fixed in 6.6.113 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (8)

Source: cverecord
https://git.kernel.org/stable/c/1822e5287b7dfa59d0af966756ebf1dc652b60ee
Source: cverecord
https://git.kernel.org/stable/c/fb7165e5f3b3b10721ff70553583ad12e90e447a
Source: cverecord
https://git.kernel.org/stable/c/4c918f9d1ccccc0e092f43dcb2d8266f54d7340b
Source: cverecord
https://git.kernel.org/stable/c/9a8eaca539708ca532747f606d231f70e684e8ca
Source: cverecord
https://git.kernel.org/stable/c/867bda5d95d36f10da398fd4409e21c7002b2332
Source: cverecord
https://git.kernel.org/stable/c/655a2f29bfc21105c80bf8a7d7aafa6eca8b4496
Source: cverecord
https://git.kernel.org/stable/c/65608e991c2d771c13404e5c7ae122ac3c3357a4
Source: cverecord
https://git.kernel.org/stable/c/dfe1323ab3c8a4dd5625ebfdba44dc47df84512a

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusDEFERRED

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