Update your Apple devices to iOS 4.3, or risk malicious code attacks

Apple has released iOS 4.3, the latest version of its operating system for iPhones, iPads and the iPod touch.

Although some will be excited by the promise of faster performance from Safari, better video streaming and the thought of sharing their iTunes library over WiFi around the home, perhaps the most important reason to install the update onto your Apple gadgets is security.

According to Apple, the new iOS 4.3 update includes a number of critical security patches – some of which are designed to prevent vulnerabilities being exploited that could lead to malicious code being run on your iPhone or iPad.

Details of the security fixes are included in an Apple knowledgebase article, and include protecting against maliciously-crafted TIFF image files that could be used to run malicious code on your device, and multiple memory corruption issues exist in WebKit, which could mean that visiting a…

Read more in my article on the Naked Security website.

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Graham Cluley •   @gcluley

Graham Cluley is a veteran of the anti-virus industry having worked for a number of security companies since the early 1990s when he wrote the first ever version of Dr Solomon's Anti-Virus Toolkit for Windows. Now an independent security analyst, he regularly makes media appearances and is an international public speaker on the topic of computer security, hackers, and online privacy. Follow him on Twitter at @gcluley, on Mastodon at @[email protected], or drop him an email.