Adobe Acrobat and Reader Remote Vulnerability (CVE-2009-1859):
Adobe Acrobat and Acrobat Reader contain programming errors that may allow a remote attacker to execute code on a vulnerable system. The errors occur in the processing of embedded image files in a PDF document.

A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 1, SID 15562.

Symantec Alert Management System Buffer Overflow (CVE-2009-1430):
The Symantec Alert Management System contains multiple vulnerabilities that may allow a remote attacker to execute code on an affected system.

A rule to detect attacks targeting these vulnerabilities is included in this release and is identified with GID 1, SID 15555.

Symantec Alert Management System Code Execution (CVE-2009-1431):
The Symantec Alert Management System contains multiple vulnerabilities that may allow a remote attacker to execute code on an affected system.

A rule to detect attacks targeting these vulnerabilities is included in this release and is identified with GID 1, SID 15556.

Advisory note is here: http://www.snort.org/vrt/advisories/2009/06/12/vrt-rules-2009-06-12.html