CVE-2026-23665

Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23665	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:microsoft:linux_diagnostic_extension:*:*:*:*:*:*:*:*

History

20 Mar 2026, 18:33

Type	Values Removed	Values Added
CPE	cpe:2.3:a:microsof:linux_diagnostic_extension::::::::	cpe:2.3:a:microsoft:linux_diagnostic_extension::::::::
First Time		Microsoft Microsoft linux Diagnostic Extension

18 Mar 2026, 17:16

Type	Values Removed	Values Added
References	~~() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23665 -~~	() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23665 - Vendor Advisory
CPE		cpe:2.3:a:microsof:linux_diagnostic_extension::::::::
Summary		(es) Desbordamiento de búfer basado en montículo en Máquinas Virtuales Azure Linux permite a un atacante autorizado elevar privilegios localmente.
CWE		CWE-787
First Time		Microsof Microsof linux Diagnostic Extension

10 Mar 2026, 18:18

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-10 18:18

Updated : 2026-06-17 10:21

NVD link : CVE-2026-23665

Mitre link : CVE-2026-23665

CVE.ORG link : CVE-2026-23665

JSON object : View

Products Affected

microsoft

linux_diagnostic_extension

CWE

CWE-122

Heap-based Buffer Overflow

CWE-787

Out-of-bounds Write

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