What is CVE-2026-53031?

CVE-2026-53031 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-06-24.

How severe is CVE-2026-53031?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Linux

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 check…

EPSS: 0.001 (2.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions 317460317a02a1af512697e6e964298dedd8a163, 6.9, 0
Linux Linux_kernel

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2026-53031?: CVE-2026-53031 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-06-24.
How severe is CVE-2026-53031?: High severity. CVSS v3 base score is 7.8 out of 10.