CVE-2025-59497

Time-of-check time-of-use (toctou) race condition in Microsoft Defender for Linux allows an authorized attacker to deny service locally.

CVSS v3 7.0 HIGH

7.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

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-2025-59497	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:microsoft:defender_for_endpoint:*:*:*:*:*:linux:*:*

History

30 Sep 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) Condición de carrera de tiempo de verificación a tiempo de uso (TOCTOU) en Microsoft Defender para Linux permite a un atacante autorizado denegar el servicio localmente.

Information

Published : 2025-10-14 17:16

Updated : 2026-10-08 12:10

NVD link : CVE-2025-59497

Mitre link : CVE-2025-59497

CVE.ORG link : CVE-2025-59497

JSON object : View

Products Affected

microsoft

defender_for_endpoint

CWE

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

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