PatchTheCVECVE-2025-65264: The kernel driver of CPUID CPU-Z v2.17 and earlier does not validate user-supplied values passed via its IOCTL
CVE-2025-65264 is a medium-severity flaw (CVSS 5.5) affecting cpu-z. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The kernel driver of CPUID CPU-Z v2.17 and earlier does not validate user-supplied values passed via its IOCTL interface, allowing an attacker to access sensitive information via a crafted request.
Why this priority
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.5 (Medium) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.2% (top 89%) |
| CISA exploited list | No |
| Weakness | CWE-20 |
| Published | 2026-01-27 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2025-65264?
cpu-z: upgrade to newer than 2.17. Exact commands for each OS are on this page.
Is CVE-2025-65264 being exploited?
CVE-2025-65264 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2025-65264 affect?
CVE-2025-65264 affects cpu-z. Severity is medium (CVSS 5.5). The kernel driver of CPUID CPU-Z v2.17 and earlier does not validate user-supplied values passed via its IOCTL interface, allowing an attacker to access sensitive information via a crafted request.
How urgent is CVE-2025-65264?
Priority 27/100. Public exploit reference