USN-5810-1: Git vulnerabilities

17 January 2023

Several security issues were fixed in Git.

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

Markus Vervier and Eric Sesterhenn discovered that Git incorrectly handled certain
gitattributes. An attacker could possibly use this issue to cause a crash
or execute arbitrary code. (CVE-2022-23521)

Joern Schneeweisz discovered that Git incorrectly handled certain commands.
An attacker could possibly use this issue to cause a crash or execute
arbitrary code. (CVE-2022-41903)

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 22.10
Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04

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

Related notices

  • USN-5810-3: git-arch, git-daemon-sysvinit, git-core, git-mediawiki, git-el, git, git-man, git-all, git-cvs, gitk, git-email, gitweb, git-doc, git-gui, git-svn, git-daemon-run
  • USN-5810-4: git-arch, git-daemon-sysvinit, git-core, git-mediawiki, git-bzr, git-el, git, git-man, git-all, git-cvs, gitk, git-email, gitweb, git-doc, git-gui, git-svn, git-daemon-run