Ubuntu 16.04 LTS Advisory 2983-1: Expat DoS & Code Execution Risk

ubuntu

May 18, 2016

Expat could be made to crash or run programs as your login if it opened a specially crafted file.

Summary

Expat could be made to crash or run programs as your login if it opened a

specially crafted file.

Software Description:

- expat: XML parsing C library

Details:

Gustavo Grieco discovered that Expat incorrectly handled malformed XML

data. If a user or application linked against Expat were tricked into

opening a crafted XML file, an attacker could cause a denial of service, or

possibly execute arbitrary code. (CVE-2016-0718)

Topics Covered

security advisory denial of service code execution Ubuntu expat

Update Instructions

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

Ubuntu 16.04 LTS:
  lib64expat1                     2.1.0-7ubuntu0.16.04.1
  libexpat1                       2.1.0-7ubuntu0.16.04.1

Ubuntu 15.10:
  lib64expat1                     2.1.0-7ubuntu0.15.10.1
  libexpat1                       2.1.0-7ubuntu0.15.10.1

Ubuntu 14.04 LTS:
  lib64expat1                     2.1.0-4ubuntu1.2
  libexpat1                       2.1.0-4ubuntu1.2

Ubuntu 12.04 LTS:
  lib64expat1                     2.0.1-7.2ubuntu1.3
  libexpat1                       2.0.1-7.2ubuntu1.3

After a standard system upgrade you need to restart any applications linked
against Expat to effect the necessary changes.