Elevation of Privilege in Linux MANA Driver by Microsoft
CVE-2026-45476

8.2HIGH

Key Information:

Vendor

Microsoft
Status
Linux - Microsoft Mana Network Driver
Vendor
CVE Published:
9 June 2026

What is CVE-2026-45476?

A security flaw exists in the Linux MANA Driver where improper handling of memory allocation can lead to a use-after-free condition. This vulnerability can be exploited by an authorized attacker to escalate privileges on the system. By leveraging this vulnerability, attackers may gain access to sensitive operations and possibly execute arbitrary code with elevated privileges, compromising the integrity and security of the affected systems.

Affected Version(s)

Linux kernel - Microsoft MANA Network Driver 1.0.0 < 7.1

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
8.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.