RealNetworks, Inc. has released a security update for multiple vulnerabilities affecting Helix Server and Helix Mobile Server.  The vulnerabilities affect versions 12.x, 13.x, and 14.x of Helix Server and Helix Mobile Server installed on Red Hat Enterprise Linux 5, Sun Solaris 10, Windows 2003, and Windows 2008 platforms. Successful exploitation of these vulnerabilities may allow an attacker to execute arbitrary code or cause a denial-of-service attack.

US-CERT encourages administrators to review the March 31, 2011 Security Update for Helix Server and Helix Mobile Server (PDF) and apply the necessary updates to mitigate the risks.

Read more: US-CERT Current Activity