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Ubuntu 19.10 USN-4220-1: Critical Git Code Execution Risks

ubuntu
Calendar Grey December 10, 2019
Dist Ubuntu Esm H88
Several Git security flaws have been addressed in Ubuntu 19.10 and earlier iterations. Ensure your system is updated for enhanced security.
Several security issues were fixed in Git.

Summary

Several security issues were fixed in Git.

Software Description:

- git: fast, scalable, distributed revision control system

Details:

Joern Schneeweisz and Nicolas Joly discovered that Git contained various

security flaws. An attacker could possibly use these issues to overwrite

arbitrary paths, execute arbitrary code, and overwrite files in the .git

directory.

Topics%20covered

Topics Covered

security advisory Ubuntu arbitrary code execution issue Git path overwrite

Update Instructions

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

Ubuntu 19.10:
  git                             1:2.20.1-2ubuntu1.19.10.1

Ubuntu 19.04:
  git                             1:2.20.1-2ubuntu1.19.04.1

Ubuntu 18.04 LTS:
  git                             1:2.17.1-1ubuntu0.5

Ubuntu 16.04 LTS:
  git                             1:2.7.4-0ubuntu1.7

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

References

https://ubuntu.com/security/notices/USN-4220-1

CVE-2019-1348, CVE-2019-1349, CVE-2019-1350, CVE-2019-1351,

CVE-2019-1352, CVE-2019-1353, CVE-2019-1354, CVE-2019-1387,

CVE-2019-19604

Severity
critical
Lowest
Low
Medium
High
Critical

December 10, 2019

Topics%20covered

Topics Covered

security advisory Ubuntu arbitrary code execution issue Git path overwrite

Package Information

https://launchpad.net/ubuntu/+source/git/1:2.20.1-2ubuntu1.19.04.1
https://launchpad.net/ubuntu/+source/git/1:2.17.1-1ubuntu0.5
https://launchpad.net/ubuntu/+source/git/1:2.7.4-0ubuntu1.7

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