USN-3841-1: lxml vulnerability

USN-3841-1: lxml vulnerability

lxml vulnerability

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

• Ubuntu 18.04 LTS
• Ubuntu 16.04 LTS
• Ubuntu 14.04 LTS

Summary

lxml could allow cross-site scripting (XSS) attacks.

Software Description

• lxml – pythonic binding for the libxml2 and libxslt libraries

Details

It was discovered that lxml incorrectly handled certain HTML files.
An attacker could possibly use this issue to conduct cross-site scripting
(XSS) attacks.

Update instructions

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

Ubuntu 18.04 LTS

python-lxml – 4.2.1-1ubuntu0.1

python3-lxml – 4.2.1-1ubuntu0.1

Ubuntu 16.04 LTS

python-lxml – 3.5.0-1ubuntu0.1

python3-lxml – 3.5.0-1ubuntu0.1

Ubuntu 14.04 LTS

python-lxml – 3.3.3-1ubuntu0.2

python3-lxml – 3.3.3-1ubuntu0.2

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

• CVE-2018-19787

Source: USN-3841-1: lxml vulnerability