1. Ubuntu Security Notices
  2. USN-4514-1

USN-4514-1: libproxy vulnerability

Publication date

17 September 2020

Overview

libproxy could be made to crash if it received a specially crafted PAC file.

Releases

Packages

  • libproxy - automatic proxy configuration management library

Details

It was discovered that libproxy incorrectly handled certain PAC files.
An attacker could possibly use this issue to cause a denial of service.

It was discovered that libproxy incorrectly handled certain PAC files.
An attacker could possibly use this issue to cause a denial of service.

Update instructions

After a standard system update you need to restart your session to 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
20.04 focal libproxy1v5 –  0.4.15-10ubuntu1.1
18.04 bionic libproxy1v5 –  0.4.15-1ubuntu0.1
16.04 xenial libproxy1v5 –  0.4.11-5ubuntu1.1

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References

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