iOS 14.4 patches vulnerabilities that may have been used by hackers

How to use widgets on your iPhone Home screen
How to use widgets on your iPhone Home screen (Image credit: Joseph Keller / iMore)

What you need to know

  • Apple has patched a number of vulnerabilities with iOS 14.4 and iPadOS 14.4.
  • The company says it has received reports of the vulnerabilities being exploited.

Apple's release of iOS 14.4 and iPadOS 14.4 today brought a number of new features, including ultra-wideband handoff for the HomePod mini, labeling Bluetooth devices, and scanning smaller QR codes with the camera app.

According to a new support document released by Apple today, the update also patches three security vulnerabilities that may have been exploited.

The kernel vulnerability enabled a malicious application to elevate privileges and Apple is aware of at least one report where it may have been used in public.

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch (7th generation)Impact: A malicious application may be able to elevate privileges. Apple is aware of a report that this issue may have been actively exploited.Description: A race condition was addressed with improved locking.CVE-2021-1782: an anonymous researcher

A WebKit vulnerability reportedly allowed a remote attacker to cause arbitrary code execution on certain older Apple devices.

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch (7th generation)Impact: A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.Description: A logic issue was addressed with improved restrictions.CVE-2021-1871: an anonymous researcherCVE-2021-1870: an anonymous researcher

If you have any of the devices referenced for any of the vulnerabilities, updating your device to iOS 14.4 or iPadOS 14.4 will patch the security issue. You can learn more by reading the support document.

Joe Wituschek
Contributor

Joe Wituschek is a Contributor at iMore. With over ten years in the technology industry, one of them being at Apple, Joe now covers the company for the website. In addition to covering breaking news, Joe also writes editorials and reviews for a range of products. He fell in love with Apple products when he got an iPod nano for Christmas almost twenty years ago. Despite being considered a "heavy" user, he has always preferred the consumer-focused products like the MacBook Air, iPad mini, and iPhone 13 mini. He will fight to the death to keep a mini iPhone in the lineup. In his free time, Joe enjoys video games, movies, photography, running, and basically everything outdoors.