Google Venture Zero reveals dangerous iMessages may have bricked your iPhone

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Google Venture Zero safety researcher Natalie Silvanovich has disclosed a problem with iMessage that would result in the Apple telephones needing to be wiped and restored to operate appropriately.

Silvanovich mentioned in a weblog publish  malformed message, containing a textual content key that was not a string, may trigger an exception to be thrown. When this property was utilized by one other methodology assuming it was a string, however by no means checking it truly was a string, it brought on one other exception to happen.

“On a Mac, this causes soagent to crash and respawn, however on an iPhone, this code is in Springboard,” Silvanovich mentioned.

Springboard is the appliance that handles the iOS residence display.

“Receiving this message will case Springboard to crash and respawn repeatedly, inflicting the UI to not be displayed and the telephone to cease responding to enter,” the safety researcher added.

“This situation survives a tough reset, and causes the telephone to be unusable as quickly as it’s unlocked.” 

Silvanovich mentioned there are 3 ways to unbrick a tool, however all of them concerned wiping or restoring the system.

The difficulty was present in April, with Apple fixing it in iOS 12.three launched in Might.

Silvanovich final 12 months found a bug in WhatsApp that allowed hackers to take over its Android or iOS software when customers answered an incoming video name. The cellular purposes have been the one ones hit as a result of they used Actual-time Transport Protocol for video conferencing, whereas its net consumer used WebRTC.

In March, Venture Zero revealed a zero-day vulnerability in macOS after a deadline to resolve the problem expired, after reporting the problem to Apple in November.

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