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USN-5376-1: Git vulnerability

12 April 2022

Git could be made to run arbitrary commands in platforms with multiple users support.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

  • git - fast, scalable, distributed revision control system

Details

俞晨东 discovered that Git incorrectly handled certain repository paths
in platforms with multiple users support. An attacker could possibly use
this issue to run arbitrary commands.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 21.10
Ubuntu 20.04
Ubuntu 18.04

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

References

Related notices

  • USN-5376-2: git-svn, git-mediawiki, gitk, gitweb, git-cvs, git-all, git, git-doc, git-man, git-gui, git-daemon-run, git-daemon-sysvinit, git-email