CVE-2026-15466
High
Description
Software installed and run as a non-privileged user may conduct improper GPU system calls to cause race condition in hardware performance counters buffer’s destruction path leading to read and/or write UAF. The race condition in the destruction path could lead to reference counter being decremented in non-atomical way allowing other code paths using a freed object to read and/or write kernel heap memory.
SeverityHigh
CVSS7.0
Exploit probability—
ProductGraphics DDK
PublishedOct 30, 2026
First seenNov 4, 2026
Weakness typeCWE-416Use after free
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Imagination Technologies Graphics DDK | 24.2 RTM2, 25.1 RTM2 ≤ v ≤ 25.3 RTM, 26.1 RTM2 | — |
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