CVE-2025-40081
UnknownEPSS 0.19%
Last modified
CVE-2025-40081 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: perf: arm_spe: Prevent overflow in PERF_IDX2OFF() Cast nr_pages to unsigned long to avoid overflow when handling large AUX buffer sizes (>= 2 GiB).. EPSS estimates a 0.19% chance of exploitation in the next 30 days.
Description
In the Linux kernel, the following vulnerability has been resolved: perf: arm_spe: Prevent overflow in PERF_IDX2OFF() Cast nr_pages to unsigned long to avoid overflow when handling large AUX buffer sizes (>= 2 GiB).
Metrics
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2025-40081?
In the Linux kernel, the following vulnerability has been resolved:
perf: arm_spe: Prevent overflow in PERF_IDX2OFF()
Cast nr_pages to unsigned long to avoid overflow when handling large
AUX buffer sizes (>= 2 GiB).
How severe is CVE-2025-40081?
Severity scoring for CVE-2025-40081 is pending analysis. The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2025-40081?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2025-40081?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST