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P5
CVE-2026-89966: Linux 6.19
CVE-2026-89966. EPSS 0.00198 (percentile 0.08868), scored 17-Oct-2026.
Affected technology
Linux · eb02f14c4a2bf4c242d91c4a5d7fb57c3c0ad1b1 to before 10f616ef06c5bd2d656a0eebaf73f9b09d150c24, eb02f14c4a2bf4c242d91c4a5d7fb57c3c0ad1b1 to before 7b8a8ae4dd176a232e973017d2aa3c536a7275e2
Linux
Linux · 6.19
Linux
Component: Not specified by the source
File: mm/hugetlb_cma.c
What an attacker can do
An unprivileged user can crash the kernel (trigger a panic) by requesting a gigantic hugepage allocation with MPOL_PREFERRED_MANY on a system where CMA is only configured on a subset of NUMA nodes.
- CCR priority
- 0.0 /100 (P5)
- EPSS
- 0.00198 · percentile 0.08868 · 2026-10-17
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-19 10:33:46.008150+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-89966.html