USN-3214-1: w3m vulnerabilities

2 March 2017

w3m vulnerabilities

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

  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS


Several security issues were fixed in w3m.

Software Description

  • w3m - WWW browsable pager with excellent tables/frames support


A large number of security issues were discovered in the w3m browser. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and arbitrary code execution.

Update instructions

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

Ubuntu 14.04 LTS
w3m - 0.5.3-15ubuntu0.1
Ubuntu 12.04 LTS
w3m - 0.5.3-5ubuntu1.2

To update your system, please follow these instructions:

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