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OpenAdvisories
High · 7.0 CVE-2025-59497 EUVD-2025-34266GHSA-rc6m-rg5w-wv73

Microsoft Defender for Linux Denial of Service Vulnerability

Published Oct 14, 2025 · Updated Feb 22, 2026 · Assigned by microsoft

Description

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

Affected products

VendorProductAffectedFixed
Microsoft Microsoft Defender for Endpoint for Linux 101.0.0 – < 101.25032.0010 101.25032.0010

Advisories 2

References