Integer overflow in gpdf could allow for malicious code execution in PDFs - gpdf is used in various programs including (1) poppler, (2) xpdf, (3) kpdf, (4) kdegraphics, (5) CUPS and (6) tetex, and others. This vulnerability is in gpdf prior to version 2.8.2. Please check with your OS provider for updates of any programs with the ability to read PDFs.