Adobe Reader allows users to view and print documents in Portable DocumentFormat (PDF).Several input validation flaws were discovered in Adobe Reader. A maliciousPDF file could cause Adobe Reader to crash or, potentially, executearbitrary code as the user running Adobe Reader. (CVE-2008-2549,CVE-2008-2992, CVE-2008-4812, CVE-2008-4813, CVE-2008-4814, CVE-2008-4817)The Adobe Reader binary had an insecure relative RPATH (runtime librarysearch path) set in the ELF (Executable and Linking Format) header. A localattacker able to convince another user to run Adobe Reader in anattacker-controlled directory could run arbitrary code with the privilegesof the victim. (CVE-2008-4815)All acroread users are advised to upgrade to these updated packages, thatcontain Adobe Reader version 8.1.3, and are not vulnerable to these issues.