USN-5871-1: Git vulnerabilities | Cloud Foundry

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 16.04
• Canonical Ubuntu 18.04
• Canonical Ubuntu 22.04

Description

It was discovered that Git incorrectly handled certain repositories. An attacker could use this issue to make Git uses its local clone optimization even when using a non-local transport. (CVE-2023-22490) Joern Schneeweisz discovered that Git incorrectly handled certain commands. An attacker could possibly use this issue to overwrite a patch outside the working tree. (CVE-2023-23946) Update Instructions: Run sudo pro fix USN-5871-1 to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: git – 1:2.7.4-0ubuntu1.10+esm5 gitweb – 1:2.7.4-0ubuntu1.10+esm5 git-gui – 1:2.7.4-0ubuntu1.10+esm5 git-daemon-sysvinit – 1:2.7.4-0ubuntu1.10+esm5 git-arch – 1:2.7.4-0ubuntu1.10+esm5 git-el – 1:2.7.4-0ubuntu1.10+esm5 gitk – 1:2.7.4-0ubuntu1.10+esm5 git-all – 1:2.7.4-0ubuntu1.10+esm5 git-mediawiki – 1:2.7.4-0ubuntu1.10+esm5 git-daemon-run – 1:2.7.4-0ubuntu1.10+esm5 git-man – 1:2.7.4-0ubuntu1.10+esm5 git-doc – 1:2.7.4-0ubuntu1.10+esm5 git-svn – 1:2.7.4-0ubuntu1.10+esm5 git-cvs – 1:2.7.4-0ubuntu1.10+esm5 git-core – 1:2.7.4-0ubuntu1.10+esm5 git-email – 1:2.7.4-0ubuntu1.10+esm5 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2023-22490, CVE-2023-23946.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

• cflinuxfs3

• * All versions prior to 0.352.0
  

• cflinuxfs4

• * All versions prior to 0.63.0
  

• CF Deployment

• * All versions prior to 26.5.0
  

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:

• cflinuxfs3

• * Upgrade all versions to 0.352.0 or greater
  

• cflinuxfs4

• * Upgrade all versions to 0.63.0 or greater
  

• CF Deployment

• * Upgrade all versions to 26.5.0 or greater
  

References

• USN Notice
• CVE-2023-22490
• CVE-2023-23946

History

2023-02-24: Initial vulnerability report published.