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Ubuntu 19.10, 18.04 LTS: USN-4334-1 Critical Git Information Leak

ubuntu
Calendar Grey April 21, 2020
Dist Ubuntu Esm H88
A vulnerability in Git reveals confidential data on Ubuntu systems. It's crucial to upgrade to the updated versions to ensure your system's safety.
Git could be made to expose sensitive information.

Summary

Git could be made to expose sensitive information.

Software Description:

- git: fast, scalable, distributed revision control system

Details:

Carlo Arenas discovered that Git incorrectly handled certain URLs

containing newlines, empty hosts, or lacking a scheme. A remote attacker

could possibly use this issue to trick Git into returning credential

information for a wrong host.

Topics%20covered

Topics Covered

security advisory information leak software update remote code execution exploit ubuntu git

Update Instructions

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

Ubuntu 19.10:
  git                             1:2.20.1-2ubuntu1.19.10.3

Ubuntu 18.04 LTS:
  git                             1:2.17.1-1ubuntu0.7

Ubuntu 16.04 LTS:
  git                             1:2.7.4-0ubuntu1.9

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

References

https://ubuntu.com/security/notices/USN-4334-1

CVE-2020-11008

Severity
critical
Lowest
Low
Medium
High
Critical

April 21, 2020

Topics%20covered

Topics Covered

security advisory information leak software update remote code execution exploit ubuntu git

Package Information

https://launchpad.net/ubuntu/+source/git/1:2.20.1-2ubuntu1.19.10.3
https://launchpad.net/ubuntu/+source/git/1:2.17.1-1ubuntu0.7
https://launchpad.net/ubuntu/+source/git/1:2.7.4-0ubuntu1.9

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