[USN-5156-1] ICU vulnerability
Rodrigo Figueiredo Zaiden
rodrigo.zaiden at canonical.com
Wed Nov 24 18:01:38 UTC 2021
Ubuntu Security Notice USN-5156-1
November 24, 2021
A security issue was fixed in ICU
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 21.04
- Ubuntu 20.04 LTS
ICU could be made to crash if it received specially crafted
- icu: International Components for Unicode library
It was discovered that ICU contains a double free issue.
An attacker could use this issue to cause a denial of service or
possibly execute arbitrary code.
The problem can be corrected by updating your system to the following
Ubuntu 20.04 LTS:
In general, a standard system update will make all the necessary changes.
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