APPLE SECURITY UPDATE CLOSES FLAW MACS HOW TO

macOS High Sierra 10.13.3 Supplemental Update Here is a breakdown of the updates and where you can install them. Thankfully Apple jumped on this issue and quickly pushed out a fix. This happened in 2013 and 2015, and again with the recent CVE-2018-4124, and this probably won’t be the last time we see this issue.įriends pranking each other or folks with malicious intent purposely sticking these characters into emails, text messages or tweets can cause a lot of problems for people.

APPLE SECURITY UPDATE CLOSES FLAW MACS HOW TO

With characters not only showing a letter but also how to pronounce them, some characters can cause issues for computers as the underlying code is more complex. That’s great when you are reading aloud, but not so great when you’re a computer trying to combine a string of Unicode code points into a visual representation of a character for display.” “any languages use a written form in which each character is made up of a combination of components that denote how to pronounce it, typically starting with a basic sound and indicating the various modifications that should be applied to it. Paul Ducklin at NakedSecurity described the issue perfectly, saying:

This could be Messages, Mail, WhatsApp, Skype, or any other app that can receive text, and this includes iOS itself as it parses the character through notifications.Ĭomputers have no problems handling most languages, but some can present a challenge and Telugu is one of them. The Telugu character that could crash your Mac and iPhone.Īpple has released security updates for macOS, iOS, tvOS and watchOS, patching a vulnerability that allowed a specific character in the Telugu language to crash apps.Īlso known as CVE-2018-4124, the bug would cause apps to lock up or crash after the Telugu character was encountered on your Mac or iPhone.

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