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USN-4305-1: ICU vulnerability

17 March 2020

ICU could be made to execute arbitrary code if it received a specially crafted string.



  • icu - International Components for Unicode library


André Bargull discovered that ICU incorrectly handled certain strings.
An attacker could possibly use this issue to execute arbitrary code.

Update instructions

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

Ubuntu 19.10
Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04
Ubuntu 12.04

In general, a standard system update will make all the necessary changes.