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Ubuntu 19.10: USN-4329-1 Critical: Git Sensitive Data Exposure

ubuntu
Calendar Grey April 14, 2020
Dist Ubuntu Esm H88
Handling Git security flaws in Ubuntu 18.04, 19.10, and 16.04. Essential details on patches and safeguarding measures.
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:

Felix Wilhelm discovered that Git incorrectly handled certain URLs that

included newlines. 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 remote attack Ubuntu git sensitive data exposure newlines handling

Update Instructions

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

Ubuntu 19.10:
  git                             1:2.20.1-2ubuntu1.19.10.2

Ubuntu 18.04 LTS:
  git                             1:2.17.1-1ubuntu0.6

Ubuntu 16.04 LTS:
  git                             1:2.7.4-0ubuntu1.8

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

References

https://ubuntu.com/security/notices/USN-4329-1

CVE-2020-5260

Severity
critical
Lowest
Low
Medium
High
Critical

April 14, 2020

Topics%20covered

Topics Covered

security advisory remote attack Ubuntu git sensitive data exposure newlines handling

Package Information

https://launchpad.net/ubuntu/+source/git/1:2.20.1-2ubuntu1.19.10.2
https://launchpad.net/ubuntu/+source/git/1:2.17.1-1ubuntu0.6
https://launchpad.net/ubuntu/+source/git/1:2.7.4-0ubuntu1.8

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