VulnerabilityDeferred
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).
HIGH 7.8EPSS 0.14%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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).
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.14% probability · 4th percentile
- CISA KEV
- Not listed
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/1a19ba8e1f4ff24ece8ca69b79df8442c431db90
- https://git.kernel.org/stable/c/379cae2cb982f571cda9493ac573ab71125fd299
- https://git.kernel.org/stable/c/5d01f2b81568289443d22f1e13a363f829de6343
- https://git.kernel.org/stable/c/656e9a5d69acdd1b20462f4a33378b90ddcb9626
- https://git.kernel.org/stable/c/7500384d3c9587593d75ded3b006835e7aa73ef8
- https://git.kernel.org/stable/c/9c045d4501f7f70724a3bbb561f4f22d292bbfe6
- https://git.kernel.org/stable/c/a29fea30dd93da16652930162b177941abd8c75e
- https://git.kernel.org/stable/c/e516cfd19b0f4c774a57b17fb43a7f41991f0735
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.