Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
6DescriptionCVE.org
Null pointer dereference in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
Analysis
Null pointer dereference in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
Technical ContextAI
A NULL pointer dereference occurs when the application attempts to use a pointer that has not been initialized or has been set to NULL.
RemediationAI
Add NULL checks before pointer dereference operations. Use static analysis to identify potential NULL pointer issues. Enable compiler warnings.
More in Windows Server 2022
View allWindows Internet Shortcut Files (.url) contain an external control vulnerability (CVE-2025-33053, CVSS 8.8) that enables
Windows SMB contains an improper access control vulnerability (CVE-2025-33073, CVSS 8.8) enabling authenticated attacker
Active Directory Domain Services contains an elevation of privilege vulnerability that allows authenticated domain users
Microsoft Scripting Engine contains a type confusion vulnerability allowing unauthorized remote code execution over the
Local privilege escalation in Microsoft Active Directory Federation Services (AD FS) lets an already-authenticated low-p
Windows CLFS Driver contains an input validation flaw enabling local privilege escalation, yet another CLFS kernel vulne
Windows Ancillary Function Driver for WinSock contains a heap-based buffer overflow enabling local privilege escalation
Windows Shell contains a protection mechanism failure (CVE-2026-21510, CVSS 8.8) that allows unauthenticated remote atta
This flaw makes curl overflow a heap based buffer in the SOCKS5 proxy handshake. Rated critical severity (CVSS 9.8), thi
In IGEL OS before 11, Secure Boot can be bypassed because the igel-flash-driver module improperly verifies a cryptograph
Desktop Window Manager (DWM) in Windows contains a type confusion vulnerability (CVE-2026-21519, CVSS 7.8) that enables
Windows Common Log File System Driver contains another use-after-free for local privilege escalation, the latest in a se
Same weakness CWE-476 – NULL Pointer Dereference
View allSame technique Null Pointer Dereference
View allShare
External POC / Exploit Code
Leaving vuln.today
EUVD-2025-20638