VMSA-2018-0005
VMware Workstation, and Fusion updates resolve use-after - free and integer-overflow vulnerabilities
VMware Security Advisory
1. Summary
VMware Workstation, and Fusion updates resolve use-after-free and integer-overflow vulnerabilities
2. Relevant Products
- VMware Workstation Pro / Player (Workstation)
- VMware Fusion Pro / Fusion (Fusion)
3. Problem Description
a. Use-after-free vulnerability in VMware NAT service
VMware Workstation and Fusion contain a use-after-free vulnerability in VMware NAT service when IPv6 mode is enabled. This issue may allow a guest to execute code on the host.
Note: IPv6 mode for VMNAT is not enabled by default.
VMware would like to thank WenQunWang of Tencent's Xuanwu LAB for reporting this issue to us.
The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifier CVE-2017-4949 to this issue.
Column 5 of the following table lists the action required to remediate the vulnerability in each release, if a solution is available.
VMware Product
Product Version
Running on
Severity
Replace with/ Apply Patch
Mitigation/ Workaround
b. Integer-overflow vulnerability in VMware NAT service
VMware Workstation and Fusion contain an integer overflow vulnerability in VMware NAT service when IPv6 mode is enabled. This issue may lead to an out-of-bound read which can then be used to execute code on the host in conjunction with other issues.
Note: IPv6 mode for VMNAT is not enabled by default.
VMware would like to thank WenQunWang of Tencent's Xuanwu LAB for reporting this issue to us.
The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifier CVE-2017-4950 to this issue.
Column 5 of the following table lists the action required to remediate the vulnerability in each release, if a solution is available.
VMware Product
Product Version
Running on
Severity
Replace with/ Apply Patch
Mitigation/ Workaround
4. Solution
Please review the patch/release notes for your product and version and verify the checksum of your downloaded file.
VMware Workstation Pro 14.1.1
Downloads and Documentation:
https://www.vmware.com/go/downloadworkstation
https://www.vmware.com/support/pubs/ws_pubs.html
VMware Workstation Player 14.1.1
Downloads and Documentation:
https://www.vmware.com/go/downloadplayer
https://www.vmware.com/support/pubs/player_pubs.html
VMware Workstation Pro 12.5.9
Downloads and Documentation:
https://my.vmware.com/web/vmware/info/slug/desktop_end_user_computing/vmware_workstation_pro/12_0
https://www.vmware.com/support/pubs/ws_pubs.html
VMware Workstation Player 12.5.9
Downloads and Documentation:
https://my.vmware.com/en/web/vmware/free#desktop_end_user_computing/vmware_workstation_player/12_0
https://www.vmware.com/support/pubs/player_pubs.html
VMware Fusion Pro / Fusion 10.1.1
Downloads and Documentation:
https://www.vmware.com/go/downloadfusion
https://www.vmware.com/support/pubs/fusion_pubs.html
VMware Fusion Pro / Fusion 8.5.10
Downloads and Documentation:
https://my.vmware.com/web/vmware/info/slug/desktop_end_user_computing/vmware_fusion/8_0
https://www.vmware.com/support/pubs/fusion_pubs.html
6. Change log
2018-01-10 VMSA-2018-0005
Initial security advisory in conjunction with the release of VMware Workstation 12.5.9 on 2018-01-10.
7. Contact
E-mail list for product security notifications and announcements:
http://lists.vmware.com/cgi-bin/mailman/listinfo/security-announce
This Security Advisory is posted to the following lists:
security-announce@lists.vmware.com
bugtraq@securityfocus.com
fulldisclosure@seclists.org
E-mail: security@vmware.com
PGP key at:
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VMware Security & Compliance Blog
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