CVE-2025-40111
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-12

Last updated on: 2025-11-12

Assigner: kernel.org

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.
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Meta Information
Published
2025-11-12
Last Modified
2025-11-12
Generated
2026-05-07
AI Q&A
2025-11-12
EPSS Evaluated
2026-05-05
NVD
CVE-2025-40111
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a use-after-free issue in the Linux kernel's drm/vmwgfx component. It occurs because nodes stored in a validation duplicates hashtable come from an arena allocator that is cleared at the end of a process, but one node escaped being cleared due to its resource being destroyed prematurely. This leads to accessing memory that has already been freed.


How can this vulnerability impact me? :

The vulnerability can lead to use-after-free conditions, which may cause system instability, crashes, or potentially allow an attacker to execute arbitrary code or escalate privileges by exploiting the freed memory access.


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