CVE-2026-49746: high-severity vulnerability in Imagination Technologies Graphics DDK
GPU DDK - Dimension Mismatch and Integer Truncation in PMRDevPhysAddrOSMem
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.2%
Software installed and run as a non-privileged user may conduct improper GPU system calls to cause OOB read kernel memory access and in certain cases cause GPU UAF of arbitrary pages.
Incorrect validation of array index can lead to OOB read and potentially to GPU UAF of arbitrary pages.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Affected products
Imagination Technologies · Graphics DDKRelated CVEs — Imagination Technologies Graphics DDK
In the same product, most dangerous first.
CVE-2024-47897HIGHGPU DDK - PVRSRVRGXGetEnabledHWPerfBlocksKM off-by-one OOB writeEPSS 0.6%CVE-2026-16280CRITICALGPU DDK - Integer overflow in _PMRLogicalOffsetToPhysicalOffsetEPSS 0.5%CVE-2025-6573CRITICALGPU DDK - RGXFW_CTL.pui8FWScratchBuf Leak/OverwriteEPSS 0.5%CVE-2025-1706HIGHGPU DDK - Improper locking when accessing the pvr_exp_fence objectEPSS 0.5%CVE-2025-13952CRITICALGPU DDK - libusc UAF via WebGPU shaders at MergeConsecutiveBarriersBPEPSS 0.5%CVE-2025-8109HIGHGPU DDK - GPU shader shared memory corrupted using ptrace to disrupt GPU operationEPSS 0.4%