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XZ-utils is a set of data compression tools and libraries used by major Linux distros.
The vulnerability was introduced to XZ version 5.6.0 by a pseudonymous attacker, and persisted throughout 5.6.1 as well.
Securing future versions
The majority ofLinux distrosseem to be affected by the flaw.
This should make the latest Ubuntu release safe from the vulnerability which was given a severity score of 10.0.
