Last night VMware quietly released a patched Windows and OSX Client for Horizon Workspace 1.5 and 1.8 bringing the client to version 1.8.1. This client release includes an updated OpenSSL 1.0.1g. Alongside the release is a KB with the remediation steps for the Client regarding the pesky CVE-2014-0160 vulnerability.
You can continue to track the VMware advisory for this vulnerability here: http://www.vmware.com/security/advisories/VMSA-2014-0004.html
Get the downloads from the VMware Product Page.