CVE-2026-49746: GPU DDK - Dimension Mismatch and Integer Truncation in PMRDevPhysAddrOSMem
Vulnerability summary
CVE-2026-49746 is a high (CVSS 7.1) Use of Out-of-range Pointer Offset vulnerability in imagination technologies graphics ddk. EPSS estimates a 0.15% chance of exploitation in the next 30 days, higher than 4.1% of scored vulnerabilities.
Timeline
- 07-08-2026PublishedVulnerability first disclosed.
- 07-08-2026Last modifiedVulnerability information updated.
Description
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 metrics
2 scores · 2 sources · 1 version- NVDNIST7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS trend
Probability
0.15%
Chance of exploitation in the next 30 days
Percentile
4%
Versus all other CVEs
30-day change
Increase +0.05 pp
From 0.11% on 22-09-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Imagination technologies1 product
- graphics ddk1.18 RTM2 | 23.2 RTM2 | 24.2 RTM2 | ≥ 25.1 RTM2, ≤ 25.3 RTM | 26.1 RTM1
1 vendor · 1 product