CVE-2025-40081

high

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).

References

https://git.kernel.org/stable/c/e516cfd19b0f4c774a57b17fb43a7f41991f0735

https://git.kernel.org/stable/c/a29fea30dd93da16652930162b177941abd8c75e

https://git.kernel.org/stable/c/9c045d4501f7f70724a3bbb561f4f22d292bbfe6

https://git.kernel.org/stable/c/7500384d3c9587593d75ded3b006835e7aa73ef8

https://git.kernel.org/stable/c/656e9a5d69acdd1b20462f4a33378b90ddcb9626

https://git.kernel.org/stable/c/5d01f2b81568289443d22f1e13a363f829de6343

https://git.kernel.org/stable/c/379cae2cb982f571cda9493ac573ab71125fd299

https://git.kernel.org/stable/c/1a19ba8e1f4ff24ece8ca69b79df8442c431db90

Details

Source: Mitre, NVD

Published: 2025-10-28

Updated: 2025-10-30

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.1

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H