[Linux] How to upgrade sudo package
Last Updated on 2021-02-09 by Clay
Introduction
Today I saw the news and found the sudo tool commonly used in unix-liked operating systems has a heap overflow BUG (number CVE-2021-3156).
At present, it has been confirmed that full root permissions can be obtained in the following version:
- Ubuntu 20.04（sudo 1.8.31）
- Debian 10（sudo 1.8.27）
- Fedora 33（sudo 1.9.2）\
According the news, as well as several discussion forums I have roughly read, almost all of them are suggesting that everyone quickly upgrade the package version. This bug was be found in 2021/01 and was notified to the sudo development group.
After a week, the new version of the fix was already online.
And then, I record how to upgrade our sudo package version.
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