VMware Workstation 12 Player Version 12.5.5 Release Notes

VMware Workstation 12 Player Version 12.5.5 | 28 MAR 2017 | Build 5234757 Last updated: 28 MAR 2017 Check for additions and updates to these release notes.

What's in the Release Notes

The release notes cover the following topics:

• About VMware Workstation Player
• What's New
• Important Fixes
• Prior Releases
• Resolved Issues

About VMware Workstation Player

VMware Workstation Player (formerly known as Player Pro) is a streamlined desktop virtualization application that runs one or more operating systems on the same computer without rebooting. VMware Workstation Player provides a simple user interface, unmatched operating system support, and portability.

For more information, see the broader VMware Workstation Player documentation or specifically the respective VMware Workstation Player Documentation Center:

• VMware Workstation 12 Player for Windows Documentation Center
• VMware Workstation 12 Player for Linux Documentation Center

What's New

This release of VMware Workstation Player is a free upgrade for all VMware Workstation 12 Player users. It contains bug fixes and security updates.

Important Fixes

This release of VMware Workstation Player addresses the following issues:

• VMware Workstation Player has a heap buffer overflow and uninitialized stack memory usage in SVGA. These issues might allow a guest virtual machine to execute code on the host.
  The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifiers CVE-2017-4902 (heap issue) and CVE-2017-4903 (stack issue) to these issues.
  
• The VMware Workstation Player XHCI driver has uninitialized memory usage. This issue might allow a guest virtual machine to execute code on the host.
  The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifier CVE-2017-4904 to this issue.
• VMware Workstation Player has uninitialized memory usage. This issue might lead to an information leak.
  The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifier CVE-2017-4905 to this issue.

Prior Releases

Features and Known Issues from prior releases of VMware Workstation Player are described in the release notes for each release. To view release notes for prior releases of VMware Workstation 12 Player, click the following links:

• VMware Workstation 12 Player Version 12.5.4
• VMware Workstation 12 Player Version 12.5.3
• VMware Workstation 12 Player Version 12.5.2
• VMware Workstation 12 Player Version 12.5.1
• VMware Workstation 12 Player Version 12.5
• VMware Workstation 12 Player Version 12.1.1
• VMware Workstation 12 Player Version 12.1
• VMware Workstation 12 Player Version 12.0.1
• VMware Workstation 12 Player

Resolved Issues

• Installing VMware Tools on a 64-bit Windows virtual machine might result in an error
  After you install VMware Tools on a 64-bit Windows virtual machine, when the virtual machine boots up, the system might display the following error:
  VMware Tools unrecoverable error: (vthread-4)
  Exception 0xc0000005 (access violation) has occurred.
  
  This issue is resolved.