[ CVE-2025-24983 · Published 11 Mar 2025 ]
Microsoft Windows Win32k Use-After-Free Vulnerability
Exploited · CISA KEV CVSS 7.0
EPSS 1%Fix available
[ Why it matters ]Priority signals
- Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2025-03-11
[ Description ]Official description
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
CISA: Microsoft Windows Win32 Kernel Subsystem contains a use-after-free vulnerability that allows an authorized attacker to elevate privileges locally.
[ Fixes ]Fixes and patches
CISA required action (US federal deadline 1 Apr 2025): Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Patch on msrc.microsoft.comVendor patch or bulletin · NVD · Reference tagged 'Patch' by NVD
[ References ]References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24983PatchVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource