BlackBerry Security Advisory
Research In Motion has released security advisory KB18327 to address multiple vulnerabilities in the PDF distiller of the BlackBerry Attachment Service. By convincing a user to open a specially crafted PDF file on a BlackBerry smartphone, an attacker may be able to execute arbitrary code on the computer hosting the BlackBerry Attachment Service.
US-CERT encourages users and administrators to review BlackBerry security advisory KB18327 and apply the update or implement the workarounds provided in the document to help mitigate the risks.