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Microsoft Windows Kernel TOCTOU Race Condition Vulnerability

Microsoft Windows Kernel contains a time-of-check to time-of-use TOCTOU race condition vulnerability that could allow for privilege escalation.Vendor: Micr

Security · HIGH
Source: CISA Known Exploited VulnerabilitiesMay 2, 2026, 4:51 PMSecurityhigh

Full content

Microsoft Windows Kernel contains a time-of-check to time-of-use (TOCTOU) race condition vulnerability that could allow for privilege escalation.

Vendor: Microsoft

Product: Windows

Due date: 2024-11-05

Known ransomware use: Known

Why it matters

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

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Microsoft Windows Kernel TOCTOU Race Condition Vulnerability | OpsBuzz