CVE-2026-53031

high

Description

In the Linux kernel, the following vulnerability has been resolved: bpf: Validate node_id in arena_alloc_pages() arena_alloc_pages() accepts a plain int node_id and forwards it through the entire allocation chain without any bounds checking. Validate node_id before passing it down the allocation chain in arena_alloc_pages().

References

https://git.kernel.org/stable/c/fb66e20130f95a93ffea1677252526a9e39170b2

https://git.kernel.org/stable/c/e15900888c09480a4c632bc598f1c5bd39bed6d6

https://git.kernel.org/stable/c/31d3b4b28e55835646d6829d60023f730dd34e85

https://git.kernel.org/stable/c/2845989f2ebaf7848e4eccf9a779daf3156ea0a5

Details

Source: Mitre, NVD

Published: 2026-06-24

Updated: 2026-06-28

Risk Information

CVSS v2

Base Score: 6.8

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

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00168