Red Hat has issued an update for php. This fixes some vulnerabilities, which can be exploited by malicious people to bypass certain security restrictions, conduct cross-site scripting and HTTP response splitting attacks, cause a DoS (Denial of Service), and potentially compromise a vulnerable system.

For more information:
SA19927
SA21403
SA22653

Solution
Updated packages are available from the Red Hat Network.
Further details available to Secunia VIM customers

Other references
Further details available to Secunia VIM customers

Deep Links
Links available to Secunia VIM customers