1. Ubuntu Security Notices
  2. USN-4798-1

USN-4798-1: libgit2 vulnerabilities

Publication date

15 March 2021

Overview

libgit2 could be made to crash if it received specially crafted input.

Releases

Packages

  • libgit2 - Portable C implementation of the Git core methods library

Details

It was discovered that libgit2 mishandled certain malformed git objects. A
remote attacker could use this vulnerability to cause a denial of service.

It was discovered that libgit2 mishandled certain malformed git objects. A
remote attacker could use this vulnerability to cause a denial of service.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
16.04 xenial libgit2-24 –  0.24.1-2ubuntu0.2+esm1  
14.04 trusty libgit2-0 –  0.19.0-2ubuntu0.4+esm1  

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References

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