High severity · published Nov 17, 2025
CVE-2025-58407
GPU DDK - TOCTOU bug affecting psFWMemContext->uiPageCatBaseRegSet
7.4
CVSS
0.2%
EPSS
No
On KEV
Description
Kernel or driver software installed on a Guest VM may post improper commands to the GPU Firmware to exploit a TOCTOU race condition and trigger a read and/or write of data outside the allotted memory escaping the virtual machine.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GD
Graphics DDK · Imagination Technologies
25.2 RTM1 · source: vendor
DD
Ddk · Imaginationtech
25.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-58407
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-58407
Vendor Advisory
https://www.imaginationtech.com/gpu-driver-vulnerabilities/
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