๐Ÿ” CVE Alert

CVE-2025-59497

HIGH 7.0

Microsoft Defender for Linux Denial of Service Vulnerability

CVSS Score
7.0
EPSS Score
0.0%
EPSS Percentile
0th

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

Vendor microsoft
Product microsoft defender for endpoint for linux
Ecosystems
Industries
TechnologyEnterprise
Published Oct 14, 2025
Last Updated Feb 22, 2026
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CVSS v3 Breakdown

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
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

Microsoft / Microsoft Defender for Endpoint for Linux
101.0.0 < 101.25032.0010

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
msrc.microsoft.com: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59497