USN-4958-1: Caribou vulnerability

Publication date

17 May 2021

Overview

Applications using Caribou could be made to crash if given specially crafted input.


Packages

  • caribou - Configurable on screen keyboard with scanning mode

Details

It was discovered that the Caribou onscreen keyboard could be made
to crash when given certain input values. An attacker could use this
to bypass screen-locking applications that support using Caribou as
an input mechanism.

It was discovered that the Caribou onscreen keyboard could be made
to crash when given certain input values. An attacker could use this
to bypass screen-locking applications that support using Caribou as
an input mechanism.

Update instructions

After a standard system update you need to restart applications that use Caribou as an onscreen keyboard to make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:


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