Description
Time-of-check time-of-use (toctou) race condition in Microsoft Defender for Linux allows an authorized attacker to deny service locally.
Published: 2025-10-14
Score: 7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 20 Nov 2025 00:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:microsoft:defender_for_endpoint:*:*:*:*:*:*:*:*

Wed, 22 Oct 2025 16:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:microsoft:defender_for_endpoint:*:*:*:*:*:linux:*:*

Tue, 21 Oct 2025 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux
Microsoft
Microsoft defender For Endpoint
Vendors & Products Linux
Linux linux
Microsoft
Microsoft defender For Endpoint

Wed, 15 Oct 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 14 Oct 2025 17:15:00 +0000

Type Values Removed Values Added
Description Time-of-check time-of-use (toctou) race condition in Microsoft Defender for Linux allows an authorized attacker to deny service locally.
Title Microsoft Defender for Linux Denial of Service Vulnerability
Weaknesses CWE-367
References
Metrics cvssV3_1

{'score': 7, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


Subscriptions

Linux Linux
Microsoft Defender For Endpoint
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-02-22T17:26:08.986Z

Reserved: 2025-09-17T03:06:33.547Z

Link: CVE-2025-59497

cve-icon Vulnrichment

Updated: 2025-10-15T13:28:33.295Z

cve-icon NVD

Status : Analyzed

Published: 2025-10-14T17:16:13.180

Modified: 2025-10-22T16:38:34.453

Link: CVE-2025-59497

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-10-21T09:41:22Z

Weaknesses