NULL pointer dereference in Zoom Video Communications, Inc. products - CVE-2025-30672

Vulnerability identifier: #VU107153

CSH Severity: Low

CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-30672

CWE-ID: CWE-476

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A local user can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Zoom Workplace Desktop App for Windows
Zoom Rooms Client for Windows
Zoom Rooms Controller for Windows
Zoom Meeting SDK for Windows
Virtual Desktop Infrastructure (VDI)

Install updates from vendor's website.

Zoom Workplace Desktop App for Windows - update to 6.3.10 59437
Zoom Rooms Client for Windows - update to 6.4.0
Zoom Meeting SDK for Windows - update to 6.3.10
Virtual Desktop Infrastructure (VDI) - addressed in versions 6.1.16.25750, 6.2.12.25780
Zoom Rooms Controller for Windows - update to 6.4.0

• https://www.zoom.com/en/trust/security-bulletin/ZSB-25015/

• Local denial of service in Zoom Workplace Apps for Windows