Adobe Systems has issued updates to <A HREF="http://news.zdnet.com/2100-1009_22-6149133.html?tag=nl.r23660">fix security flaws</A> in its Reader and Acrobat software that could allow an attacker to remotely commandeer a computer. The vulnerabilities affect Adobe Reader and Adobe Acrobat Standard, Professional and Elements versions 7.0.8 and earlier, as well as Adobe Acrobat 3D, Adobe said in its advisory. Secunia rated the Reader flaw as "highly critical." The version 7.0.9 updates issued Tuesday are designed to address holes that could allow outsiders to gain access to hard-disk drives via a malicious link that targets PDF files on vulnerable computers.