GPU DDK - NULL Pointer dereference occurs in LockHandle on bridge entry when connection misused
Priority LOW 24CWE-476Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-476.
Summary
Software installed and run as a non-privileged user may conduct improper GPU system calls to trigger NULL pointer dereference kernel exceptions.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00127 2nd percentileScored 2026-11-07
Fix Fixed Graphics DDK (Imagination Technologies): 1.15 RTM, 25.1 RTM2, 25.2 RTM
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Imagination Technologies | Graphics DDK | 1.17 RTM; 1.18 RTM; 23.2 RTM – 25.1 RTM1 | 1.15 RTM, 25.1 RTM2, 25.2 RTM | Patch available | CNA |
- Graphics DDK VendorImagination Technologies Affected 1.17 RTM; 1.18 RTM; 23.2 RTM – 25.1 RTM1 Fixed in 1.15 RTM, 25.1 RTM2, 25.2 RTM Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:imaginationtech:ddk:*:*:*:*:*:*:*:* | 1.17 – 25.1 | Vulnerable | Imagination Technologies |
- cpe:2.3:a:imaginationtech:ddk:*:*:*:*:*:*:*:* Versions 1.17 – 25.1 Vulnerable ·Imagination Technologies
Remediation
- Fix · CNA Graphics DDK (Imagination Technologies) Fixed in 1.15 RTM, 25.1 RTM2, 25.2 RTM
Timeline
- 2026-10-02 Threatist record created from CVE-2025-46711
- 2026-10-03 Alias added: GHSA-jp98-mpwx-mpxj
References
More Imagination Technologies Ddk vulnerabilities
- TI-2023-04574 GPU kernel implementations susceptible to memory leak CVSS 3.1MEDIUM 6.5
- TI-2026-13612 GPU DDK - Integer overflow in _PMRLogicalOffsetToPhysicalOffset CVSS 3.1CRITICAL 9.8
- TI-2025-12749 GPU DDK - libusc UAF via WebGPU shaders at MergeConsecutiveBarriersBP CVSS 3.1CRITICAL 9.8
- TI-2025-18845 GPU DDK - GPU Register value contents leaked from secure workloads to non-secure world CVSS 3.1CRITICAL 9.1
- TI-2026-17504 GPU DDK - libusc OOB write at ConvertSwitchToArrayLookupBP during WebGPU shader compilation CVSS 3.1CRITICAL 9.6
- TI-2026-17506 GPU DDK - libusc OOB write at TreeRemove during WebGPU shader compilation CVSS 3.1HIGH 7.7
Sources
- CVE-2025-46711 · CVE Program
- CVE-2025-46711 · NVD
- FIRST EPSS
- GHSA-jp98-mpwx-mpxj · GitHub Advisory Database · CC BY 4.0
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