Critical: A bug which has a severe impact on a large portion of Ubuntu users
Causes data corruption
Crashes the entire operating system
Renders the system temporarily or permanently unusable
Severely affects applications beyond the package responsible for the root cause
https:/ /wiki.ubuntu. com/Bugs/ Importance
Critical: A bug which has a severe impact on a large portion of Ubuntu users
Causes data corruption
Crashes the entire operating system
Renders the system temporarily or permanently unusable
Severely affects applications beyond the package responsible for the root cause