CVE-2026-53031

HIGH

bpf: Validate node_id in arena_alloc_pages()

Title source: cna
STIX 2.1

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().

Scores

CVSS v3 7.8
EPSS 0.0013
EPSS Percentile 2.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

Status published
Products (13)
linux/Kernel 6.13.0 - 6.18.33linux
linux/Kernel 6.19.0 - 7.0.10linux
linux/Kernel 6.9.0 - 6.12.91linux
Linux/Linux < 6.9
Linux/Linux 317460317a02a1af512697e6e964298dedd8a163 - 2845989f2ebaf7848e4eccf9a779daf3156ea0a5
Linux/Linux 317460317a02a1af512697e6e964298dedd8a163 - 31d3b4b28e55835646d6829d60023f730dd34e85
Linux/Linux 317460317a02a1af512697e6e964298dedd8a163 - e15900888c09480a4c632bc598f1c5bd39bed6d6
Linux/Linux 317460317a02a1af512697e6e964298dedd8a163 - fb66e20130f95a93ffea1677252526a9e39170b2
Linux/Linux 6.12.91 - 6.12.*
Linux/Linux 6.18.33 - 6.18.*
... and 3 more
Published Jun 24, 2026
Tracked Since Jun 24, 2026