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Sicherheit: Denial of Service in libproxy
Aktuelle Meldungen Distributionen
Name: Denial of Service in libproxy
ID: USN-4514-1
Distribution: Ubuntu
Plattformen: Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS
Datum: Do, 17. September 2020, 23:19
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25219
Applikationen: libproxy

Originalnachricht


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==========================================================================
Ubuntu Security Notice USN-4514-1
September 17, 2020

libproxy vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

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

Software Description:
- 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.

Update instructions:

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

Ubuntu 20.04 LTS:
libproxy1v5 0.4.15-10ubuntu1.1

Ubuntu 18.04 LTS:
libproxy1v5 0.4.15-1ubuntu0.1

Ubuntu 16.04 LTS:
libproxy1v5 0.4.11-5ubuntu1.1

After a standard system update you need to restart your session to make
all the necessary changes.

References:
https://usn.ubuntu.com/4514-1
CVE-2020-25219

Package Information:
https://launchpad.net/ubuntu/+source/libproxy/0.4.15-10ubuntu1.1
https://launchpad.net/ubuntu/+source/libproxy/0.4.15-1ubuntu0.1
https://launchpad.net/ubuntu/+source/libproxy/0.4.11-5ubuntu1.1

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