USN-4151-2: Python vulnerabilities
python2.7, python3.4 vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
Summary
Several security issues were fixed in Python.
Software Description
- python2.7 – An interactive high-level object-oriented language
- python3.4 – An interactive high-level object-oriented language
Details
USN-4151-1 fixed several vulnerabilities in Python. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that Python incorrectly parsed certain email addresses. A
remote attacker could possibly use this issue to trick Python applications
into accepting email addresses that should be denied. (CVE-2019-16056)
It was discovered that the Python documentation XML-RPC server incorrectly
handled certain fields. A remote attacker could use this issue to execute a
cross-site scripting (XSS) attack. (CVE-2019-16935)
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 14.04 ESM
- python2.7 – 2.7.6-8ubuntu0.6+esm3
- python2.7-minimal – 2.7.6-8ubuntu0.6+esm3
- python3.4 – 3.4.3-1ubuntu1~14.04.7+esm4
- python3.4-minimal – 3.4.3-1ubuntu1~14.04.7+esm4
- Ubuntu 12.04 ESM
- python2.7 – 2.7.3-0ubuntu3.15
- python2.7-minimal – 2.7.3-0ubuntu3.15
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.