Vulnerabilities CVE-2018-8639

CVE-2018-8639

Medium

Open

KEV

TLP:CLEAR

Microsoft Windows Win32k Improper Resource Shutdown or Release Vulnerability

NVD CVE.org

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Description

Microsoft — Windows — Microsoft Windows Win32k contains an improper resource shutdown or release vulnerability that allows for local, authenticated privilege escalation. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode.

Details

EPSS Score ⓘ: 22.18%

97.5th percentile
Confidence: 100%
CISA KEV
Date Added: Mar 3, 2025
Patch Due: Mar 24, 2025
Required Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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