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Ubuntu 20.04: USN-5076-1 Moderate Security Advisory for Git Path Exploit

ubuntu
Calendar Grey September 13, 2021
Dist Ubuntu Esm H88
A flaw in Git enables intruders to manipulate repository paths on Ubuntu systems. Ensure you update for improved protection.
Git incorrectly handled certain repository paths.

Summary

Git incorrectly handled certain repository paths.

Software Description:

- git: fast, scalable, distributed revision control system

Details:

It was discovered that Git allowed newline characters in

certain repository paths. An attacker could potentially use this issue

to perform

cross-protocol requests.

Topics%20covered

Topics Covered

security advisory moderate Ubuntu software issue git cross-protocol repository paths

Update Instructions

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

Ubuntu 20.04 LTS:
git 1:2.25.1-1ubuntu3.2

Ubuntu 18.04 LTS:
git 1:2.17.1-1ubuntu0.9

Ubuntu 16.04 ESM:
git 1:2.7.4-0ubuntu1.10+esm1

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

References

https://ubuntu.com/security/notices/USN-5076-1

CVE-2021-40330

September 13, 2021

Topics%20covered

Topics Covered

security advisory moderate Ubuntu software issue git cross-protocol repository paths

Package Information

https://launchpad.net/ubuntu/+source/git/1:2.25.1-1ubuntu3.2
https://launchpad.net/ubuntu/+source/git/1:2.17.1-1ubuntu0.9

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