CVE-2025-40081

CVE-2025-40081

High · published October 28, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
4.2
In the wild
Unconfirmed
What it is

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).

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00154 · 4.2th percentile
Published
2025-10-28T16:15Z
References (8)
https://git.kernel.org/stable/c/1a19ba8e1f4ff24ece8ca69b79df8442c431db90 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/379cae2cb982f571cda9493ac573ab71125fd299 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5d01f2b81568289443d22f1e13a363f829de6343 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/656e9a5d69acdd1b20462f4a33378b90ddcb9626 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7500384d3c9587593d75ded3b006835e7aa73ef8 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9c045d4501f7f70724a3bbb561f4f22d292bbfe6 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a29fea30dd93da16652930162b177941abd8c75e · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e516cfd19b0f4c774a57b17fb43a7f41991f0735 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 28 OCT 11:48Z
    perf: arm_spe: Prevent overflow in PERF_IDX2OFF()
    cvelistv5