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TI-2025-18846 Aliases CVE-2025-25177GHSA-8m32-wfr6-3f5w

GPU DDK - Roll-back of pvr_exp_fence not in finalised state can cause UAF

Priority LOW 22CWE-416Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

Software installed and run as a non-privileged user may conduct improper GPU system calls to trigger use-after-free kernel exceptions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00139 3rd percentileScored 2026-11-07
Fix Fixed Graphics DDK (Imagination Technologies): 1.15 RTM, 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

VendorProductAffected versionsFixed inStatusSource
Imagination TechnologiesGraphics DDK24.1 RTM – 25.1 RTM21.15 RTM, 25.2 RTMPatch availableCNA
  • Graphics DDK VendorImagination Technologies Affected 24.1 RTM – 25.1 RTM2 Fixed in 1.15 RTM, 25.2 RTM Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:imaginationtech:ddk:*:*:*:*:*:*:*:*——Imagination Technologies

Remediation

  • Fix · CNA Graphics DDK (Imagination Technologies) Fixed in 1.15 RTM, 25.2 RTM

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-25177
  2. 2026-10-03 Alias added: GHSA-8m32-wfr6-3f5w

References

  • TI-2023-04574 GPU kernel implementations susceptible to memory leak CVSS 3.1MEDIUM 6.5
  • TI-2026-82822 Integer truncation in Imagination Graphics DDK limits buffer mapping CVSS 3.1CRITICAL 9.8
  • TI-2026-29783 GPU DDK - OOB Write in CalculateNPOTTwiddleSparsePageMap3D CVSS 3.1CRITICAL 9.8
  • 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-2025-05971 GPU DDK - RGXFW_CTL.pui8FWScratchBuf Leak/Overwrite CVSS 3.1CRITICAL 9.8
See all 95 →

Sources