CVE-2026-53031

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().

CVSS 3.1

7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.1% chance of exploitation in the next 30 days; higher than 2% of CVEs (scores of 2026-10-25)

CWE

CWE-20

Published

2026-06-24

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

Affected

• linux:linux_kernel

References

• https://git.kernel.org/stable/c/2845989f2ebaf7848e4eccf9a779daf3156ea0a5
• https://git.kernel.org/stable/c/31d3b4b28e55835646d6829d60023f730dd34e85
• https://git.kernel.org/stable/c/e15900888c09480a4c632bc598f1c5bd39bed6d6
• https://git.kernel.org/stable/c/fb66e20130f95a93ffea1677252526a9e39170b2

Check your stackJSON