What’s Vulnerable › Vulnerabilities

CVE-2026-45476: Microsoft Azure Network Adapter Elevation of Privilege Vulnerability

• Severity: high (CVSS 8.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-09 · updated 2026-09-24
• Weakness: CWE-416

Description

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

Affected products

• Microsoft Linux kernel - Microsoft MANA Network Driver: all versions
• Microsoft Linux kernel - Microsoft MANA Network Driver: from 1.0.0 before 7.1 — fixed in 7.1

How to fix

Upgrade to a fixed version: Microsoft Linux kernel - Microsoft MANA Network Driver 7.1. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45476

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