CVE-2026-15466
GPU DDK - Write UAF due to a race condition caused by insufficient locking in PVRSRVRGXCloseHWPerfClientStreamKM()
No known exploitation. No EPSS score yet. Fixed versions are out.
What to do
Find your product and version, then upgrade to the build on the right.
- Imagination Technologies Graphics DDKAffected: 24.2 RTM2Upgrade to: not statedAffected: ≥ 25.1 RTM2, ≤ 25.3 RTMUpgrade to: after 25.3 RTMAffected: 26.1 RTM2Upgrade to: not statedFixed builds1.18 RTM2, 23.2 RTM2, 26.2 RTMStated by: CVE record
Versions as the sources state them. Full version matrix after sign-in
What it is
From the CVE record
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.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
No EPSS score yet. New CVEs are usually scored within a few days.
Lifecycle
4 events over 0 days, from the signal feeds we watch.
- Publishedweakness classified, att&ck mapped, record updated
Affected products
Technical detail
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationhigh confidence
- Privilege EscalationT1068Exploitation for Privilege Escalationhigh confidence
Sources
References in the record
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