CVE-2026-45476

CVE-2026-45476

Use after free in Linux MANA Driver allows an authorized attacker to elevate privileges locally.

Vulnerability class: Use-After-Free

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Weakness classification (CWE)

CWE-416 — Use After Free

References

secure@microsoft.com

Frequently asked questions

What is CVE-2026-45476?: CVE-2026-45476 is a high-severity vulnerability, classified under Use After Free. CVSS score: 8.2/10. Published 2026-06-09.
How severe is CVE-2026-45476?: High severity. CVSS v3 base score is 8.2 out of 10.