CVE-2026-45195 GPU DDK - rgxfw_set_mips_fault_address(&psInit->sFaultPhysAddr) is untrusted
A malicious host kernel can exploit the GPU firmware to perform unauthorized memory reads or writes, leading to privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-45195?
CVE-2026-45195 is a high-severity vulnerability in Imagination Technologies Graphics DDK, published on 26 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a memory read or write outside the permitted range of memory for the host kernel.
Addresses passed to the GPU Firmware can be used by the Firmware for more privileged memory accesses than are permitted by the system.
Weakness: CWE-280
Which versions are affected by CVE-2026-45195?
It affects 1 product.
Products include Imaginationtech Ddk.
How do I fix CVE-2026-45195?
Apply the vendor's patch.
Is CVE-2026-45195 being exploited?
There is no known exploitation of CVE-2026-45195 in the wild and no public exploit code.
Other vulnerabilities in Imagination Technologies Graphics DDK
- CVE-2026-16280 GPU DDK - Integer overflow in _PMRLogicalOffsetToPhysicalOffset
- CVE-2025-13952 GPU DDK - libusc UAF via WebGPU shaders at MergeConsecutiveBarriersBP
- CVE-2026-21732 GPU DDK - libusc OOB write at ConvertSwitchToArrayLookupBP during WebGPU shader compilation
- CVE-2025-25176 GPU DDK - GPU Register value contents leaked from secure workloads to non-secure world
- CVE-2025-58411 GPU DDK - Reservation::psMappedPMR can change while used by a freelist -> UAF
Sources
Also known as A-505492453, ASB-A-505492453, GHSA-hwpp-2m5q-2cw8.