Pair of vulnerabilities found in image-handling components.

Microsoft data says Mac and Linux flaws dwarf Windows.

Microsoft data says Mac and Linux flaws dwarf Windows.

Vulnerabilities could allow unauthorised administrator access.

Six 'critical' vulnerabilities addressed.

Update for Windows Defender among 20 patches in monthly update.

Vulnerabilities affect OS X and Windows versions.

Update addresses 86 vulnerabilities in the OS, plus 13 in Safari - and who said Mac's were the safest?.

Security patch addresses wireless vulnerabilities.

Vulnerabilities acknowledged in server antivirus offerings.

Updates span 22 apps dating back months.

Fix does not cover Internet Explorer problem.

Facebook, MySpace and Yahoo all targeted.

Security updates pile up for Apple browser.

Last week, in honour of the Windows 7 launch, we covered Microsoft's biggest successes in the computing field. This week, in the interest of balance, we're looking to the company's dark side..

iPhone, Android and Windows Mobile smartphones could be vulnerable to attack warn security experts at a US held BlackHat conference..

Hackers may be using OpenOffice as a way to execute remote code. A couple of new patches have addressed these critical flaws..

Company touts new security features, but experts question effectiveness.

Onecare fingered for unauthorised downloads.

Vista, XP spared from most dangerous vulnerabilities.