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Security Advisory

USN-5376-3: Git regression

USN-5376-3: Git regression




Canonical Ubuntu

Versions Affected

  • Canonical Ubuntu 18.04


USN-5376-1 fixed vulnerabilities in Git, some patches were missing to properly fix the issue. This update fixes the problem. Original advisory 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. Update Instructions: Run `sudo ua fix USN-5376-3` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: git – 1:2.17.1-1ubuntu0.11 gitweb – 1:2.17.1-1ubuntu0.11 git-all – 1:2.17.1-1ubuntu0.11 git-daemon-sysvinit – 1:2.17.1-1ubuntu0.11 git-el – 1:2.17.1-1ubuntu0.11 gitk – 1:2.17.1-1ubuntu0.11 git-gui – 1:2.17.1-1ubuntu0.11 git-mediawiki – 1:2.17.1-1ubuntu0.11 git-daemon-run – 1:2.17.1-1ubuntu0.11 git-man – 1:2.17.1-1ubuntu0.11 git-doc – 1:2.17.1-1ubuntu0.11 git-svn – 1:2.17.1-1ubuntu0.11 git-cvs – 1:2.17.1-1ubuntu0.11 git-email – 1:2.17.1-1ubuntu0.11 No subscription required

Affected Cloud Foundry Products and Versions

Severity is unknown unless otherwise noted.

  • cflinuxfs3
    • All versions prior to 0.289.0
  • CF Deployment
    • All versions prior to 20.2.0


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 0.289.0 or greater
  • CF Deployment
    • Upgrade all versions to 20.2.0 or greater



2022-05-23: Initial vulnerability report published.

Cloud Foundry Foundation Security Team Profile Image

Cloud Foundry Foundation Security Team, AUTHOR