iOS 4.1: Critical security update for iPhone and iPod Touch users

Apple has released iOS 4.1, an updated version of its mobile operating system for the iPhone and iPod Touch.

New features vary depending on which device you own, and how old it is, but some folks will benefit from better photos via HDR (High Dynamic Resolution), Game Center, and the ability to upload high definition video to the likes of YouTube via WiFi.

But these aren’t the only reasons why you might want to consider updating your iPod Touch or iPhone, as the new version of the operating system also includes a number of critical security updates.

Inevitably these haven’t been advertised or mentioned as extensively as the flashy new bells-and-whistles.

Vulnerabilities which are reportedly patched by iOS 4.1 include flaws that could allow hackers to run malicious code on your device by sending you a maliciously-crafted GIF or TIFF image file, or visiting a boobytrapped website…

Read more in my article on the Naked Security website.

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Graham Cluley •   @gcluley

Graham Cluley is a veteran of the cybersecurity 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 analyst, he regularly makes media appearances and is an international public speaker on the topic of cybersecurity, hackers, and online privacy. Follow him on Twitter, Mastodon, Threads, Bluesky, or drop him an email.