USN-5686-1: Git vulnerabilities

Releases

• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM

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

• git - 1:2.34.1-1ubuntu1.5

Ubuntu 20.04

• git - 1:2.25.1-1ubuntu3.6

Ubuntu 18.04

• git - 1:2.17.1-1ubuntu0.13

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

References

• CVE-2022-39260
• CVE-2022-39253

Related notices

• USN-5686-2: git-cvs, gitk, gitweb, git, git-core, git-doc, git-email, git-el, git-man, git-arch, git-svn, git-daemon-sysvinit, git-all, git-gui, git-mediawiki, git-daemon-run
• USN-5686-3: git-cvs, gitk, gitweb, git, git-doc, git-email, git-man, git-svn, git-daemon-run, git-all, git-gui, git-mediawiki, git-daemon-sysvinit
• USN-5686-4: git-cvs, gitk, gitweb, git, git-core, git-doc, git-email, git-el, git-man, git-arch, git-svn, git-daemon-sysvinit, git-all, git-gui, git-mediawiki, git-daemon-run