High severity · published Jul 10, 2026
CVE-2026-45196
GPU DDK - Arbitrary GPU register write in rgxfw_hwperf_hw due to unsanitized pointers from host kernel
7.8
CVSS
0.1%
EPSS
No
On KEV
Description
Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a GPU register access which can lead to privilege escalation.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GD
Graphics DDK · Imagination Technologies
1.18 RTM2; 23.2 RTM2; 24.2 RTM2; 25.1 RTM2 through 25.3 RTM; 26.1 RTM1 · source: vendor
DD
Ddk · Imaginationtech
before 26.1; 26.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-45196
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-45196
Vendor Advisory
https://www.imaginationtech.com/gpu-driver-vulnerabilities/
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