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Ubuntu 21.10: USN-5376-1 Critical: Git Command Execution

ubuntu
Calendar Grey April 12, 2022
Dist Ubuntu Esm H88
Ubuntu Security Notice USN-5377-1 addresses a vulnerability in OpenSSH enabling unauthorized access in shared environments.
Git could be made to run arbitrary commands in platforms with multiple users support.

Summary

Git could be made to run arbitrary commands in platforms with multiple users

support.

Software Description:

- git: fast, scalable, distributed revision control system

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.

Topics%20covered

Topics Covered

security advisory software update command execution Ubuntu arbitrary commands git multi-user platforms

Update Instructions

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

Ubuntu 21.10:
  git                             1:2.32.0-1ubuntu1.1

Ubuntu 20.04 LTS:
  git                             1:2.25.1-1ubuntu3.3

Ubuntu 18.04 LTS:
  git                             1:2.17.1-1ubuntu0.10

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

References

https://ubuntu.com/security/notices/USN-5376-1

CVE-2022-24765

Severity
critical
Lowest
Low
Medium
High
Critical

April 12, 2022

Topics%20covered

Topics Covered

security advisory software update command execution Ubuntu arbitrary commands git multi-user platforms

Package Information

https://launchpad.net/ubuntu/+source/git/1:2.32.0-1ubuntu1.1
https://launchpad.net/ubuntu/+source/git/1:2.25.1-1ubuntu3.3
https://launchpad.net/ubuntu/+source/git/1:2.17.1-1ubuntu0.10

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