1. Impacted Products
- VMware Tools for Windows
A denial-of-service vulnerability in VMware Tools for Windows was privately reported to VMware. Updates are available to remediate this vulnerability in affected VMware products.
3. VMware Tools for Windows update addresses a denial-of-service vulnerability (CVE-2021-21997)
Known Attack Vectors
A malicious actor with local user privileges in the Windows guest operating system, where VMware Tools is installed, can trigger a PANIC in the VM3DMP driver leading to a denial-of-service condition in the Windows guest operating system.
To remediate CVE-2021-21997 apply the patches listed in the 'Fixed Version' column of the 'Response Matrix' found below.
VMware would like to thank Honggang Ren from Codesafe Team of Legendsec at Qi'anxin Group for reporting this vulnerability to us.
Fixed Version(s) and Release Notes:
VMware Tools for Windows 11.3.0
Downloads and Documentation:
Mitre CVE Dictionary Links:
FIRST CVSSv3 Calculator:
5. Change Log
Initial security advisory.
E-mail list for product security notifications and announcements:
This Security Advisory is posted to the following lists:
PGP key at:
VMware Security Advisories
VMware Security Response Policy
VMware Lifecycle Support Phases
VMware Security & Compliance Blog
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