CVE-2025-40081

Linux Kernel Integer Overflow in PERF_IDX2OFF (4.15.0-6.17.2)

Title source: llm
STIX 2.1

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 (8)

Core 8

Scores

EPSS 0.0019
EPSS Percentile 9.1%

Details

Status published
Products (25)
linux/Kernel 4.15.0 - 5.4.301linux
linux/Kernel 5.11.0 - 5.15.195linux
linux/Kernel 5.16.0 - 6.1.156linux
linux/Kernel 5.5.0 - 5.10.246linux
linux/Kernel 6.13.0 - 6.17.3linux
linux/Kernel 6.2.0 - 6.6.112linux
linux/Kernel 6.7.0 - 6.12.53linux
Linux/Linux < 4.15
Linux/Linux 4.15
Linux/Linux 5.10.246 - 5.10.*
... and 15 more
Published Oct 28, 2025
Tracked Since Feb 18, 2026