NULL pointer dereference in Windows Server and Windows - CVE-2025-29838
Published: May 13, 2025
Vulnerability identifier: #VU109093
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-29838
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Windows Server
Windows
Windows Server
Windows
Detailed vulnerability description
The vulnerability allows a local attacker to escalate privileges on the system.
The vulnerability exists due to a NULL pointer dereference error in Windows ExecutionContext Driver. A local attacker can pass specially crafted data to the application and gain elevated privileges on the target system.
How to mitigate CVE-2025-29838
Install update from vendor's website.