It was discovered that certain libraries shipped with Adobe Reader for Linux used insecure RPATH setting. A local attacker able to convince the victim to run Adobe Reader in an attacker-controlled directory could possibly run arbitrary code with the victim's privileges. http://www.adobe.com/support/security/bulletins/apsb10-21.html This update resolves multiple potential Linux-only privilege escalation issues (CVE-2010-2887).
Public now via: http://www.adobe.com/support/security/bulletins/apsb10-21.html
This issue has been addressed in following products: Extras for RHEL 4 Extras for Red Hat Enterprise Linux 5 Via RHSA-2010:0743 https://rhn.redhat.com/errata/RHSA-2010-0743.html