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USN-5686-1: Git vulnerabilities

18 October 2022

Several security issues were fixed in Git.

Releases

Packages

  • git - fast, scalable, distributed revision control system

Details

Cory Snider discovered that Git incorrectly handled certain symbolic links.
An attacker could possibly use this issue to cause an unexpected behaviour.
(CVE-2022-39253)

Kevin Backhouse discovered that Git incorrectly handled certain command strings.
An attacker could possibly use this issue to arbitrary code execution.
(CVE-2022-39260)

Update instructions

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

Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04

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

Related notices

  • USN-5686-2: git-svn, git-arch, git-man, git-daemon-sysvinit, gitweb, git-mediawiki, git-doc, git-el, git-email, git, git-core, gitk, git-all, git-daemon-run, git-cvs, git-gui
  • USN-5686-3: git-svn, git-man, git-daemon-sysvinit, gitweb, git-mediawiki, git-doc, git-email, git, gitk, git-all, git-daemon-run, git-cvs, git-gui