Buffer overflow in Zoom Video Communications, Inc. products - CVE-2025-49458

Vulnerability identifier: #VU114988

CSH Severity: Low

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-49458

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A remote attacker can send specialy crafted data to the application, trigger memory corruption and perform a denial of service attack. 

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

Install updates from vendor's website.

Zoom Workplace Desktop App for Windows - update to 6.5.0 2465
Zoom Rooms Client for macOS - update to 6.5.0
Zoom Rooms Client for Windows - update to 6.5.0
Zoom Workplace Desktop App for macOS - update to 6.5.0 57940
Zoom Workplace Desktop App for Linux - update to 6.5.0 2465
Zoom Meeting SDK for Windows - update to 6.5.0
Zoom Meeting SDK for macOS - update to 6.5.0
Zoom Meeting SDK for Linux - update to 6.5.0
Zoom Rooms Client for iPad - update to 6.5.0
Zoom Rooms Controller for Linux - update to 6.5.0
Zoom Rooms Controller for macOS - update to 6.5.0
Zoom Rooms Controller for Windows - update to 6.5.0
Virtual Desktop Infrastructure (VDI) - addressed in versions 6.3.14.26600, 6.4.12.26620

• https://www.zoom.com/en/trust/security-bulletin/ZSB-25031/

• Buffer overflow in Zoom workplace clients