Ubuntu 6327 Published by

The following security update has been released for Ubuntu Linux:

USN-3496-1: Python vulnerability
USN-3496-2: Python vulnerability
USN-3496-3: Python vulnerability



USN-3496-1: Python vulnerability



==========================================================================
Ubuntu Security Notice USN-3496-1
November 28, 2017

python2.7 vulnerability
==========================================================================

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

- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Python could be made to run arbitrary code.

Software Description:
- python2.7: An interactive high-level object-oriented language

Details:

It was discovered that Python incorrectly handled decoding certain
strings. An attacker could possibly use this issue to execute arbitrary
code.

Update instructions:

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

Ubuntu 17.04:
  python2.7 2.7.13-2ubuntu0.1
  python2.7-minimal 2.7.13-2ubuntu0.1

Ubuntu 16.04 LTS:
  python2.7 2.7.12-1ubuntu0~16.04.2
  python2.7-minimal 2.7.12-1ubuntu0~16.04.2

Ubuntu 14.04 LTS:
  python2.7 2.7.6-8ubuntu0.4
  python2.7-minimal 2.7.6-8ubuntu0.4

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

References:
  https://www.ubuntu.com/usn/usn-3496-1
  CVE-2017-1000158

Package Information:
  https://launchpad.net/ubuntu/+source/python2.7/2.7.13-2ubuntu0.1
  https://launchpad.net/ubuntu/+source/python2.7/2.7.12-1ubuntu0~16.04.2
  https://launchpad.net/ubuntu/+source/python2.7/2.7.6-8ubuntu0.4


USN-3496-2: Python vulnerability


==========================================================================
Ubuntu Security Notice USN-3496-2
November 28, 2017

python2.7 vulnerability
==========================================================================

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

- Ubuntu 12.04 ESM

Summary:

Python could be made to run arbitrary code.

Software Description:
- python2.7: An interactive high-level object-oriented language

Details:

USN-3496-1 fixed a vulnerability in Python. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

 It was discovered that Python incorrectly handled decoding certain
 strings. An attacker could possibly use this issue to execute
arbitrary code.

Update instructions:

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

Ubuntu 12.04 ESM:
  python2.7 2.7.3-0ubuntu3.10
  python2.7-minimal 2.7.3-0ubuntu3.10

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

References:
  https://www.ubuntu.com/usn/usn-3496-2
  https://www.ubuntu.com/usn/usn-3496-1
  CVE-2017-1000158

USN-3496-3: Python vulnerability


==========================================================================
Ubuntu Security Notice USN-3496-3
November 28, 2017

python3.4, python3.5 vulnerability
==========================================================================

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

- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Python could be made to run arbitrary code.

Software Description:
- python3.5: An interactive high-level object-oriented language
- python3.4: An interactive high-level object-oriented language

Details:

USN-3496-1 fixed a vulnerability in Python2.7. This update provides
the corresponding update for versions 3.4 and 3.5.

Original advisory details:

 It was discovered that Python incorrectly handled decoding certain
 strings. An attacker could possibly use this issue to execute
 arbitrary code.

Update instructions:

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

Ubuntu 17.04:
  python3.5 3.5.3-1ubuntu0~17.04.2
  python3.5-minimal 3.5.3-1ubuntu0~17.04.2

Ubuntu 16.04 LTS:
  python3.5 3.5.2-2ubuntu0~16.04.4
  python3.5-minimal 3.5.2-2ubuntu0~16.04.4

Ubuntu 14.04 LTS:
  python3.4 3.4.3-1ubuntu1~14.04.6
  python3.4-minimal 34.3-1ubuntu1~14.04.6

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

References:
  https://www.ubuntu.com/usn/usn-3496-3
  https://www.ubuntu.com/usn/usn-3496-1
  CVE-2017-1000158

Package Information:
  https://launchpad.net/ubuntu/+source/python3.5/3.5.3-1ubuntu0~17.04.2
  https://launchpad.net/ubuntu/+source/python3.5/3.5.2-2ubuntu0~16.04.4
  https://launchpad.net/ubuntu/+source/python3.4/3.4.3-1ubuntu1~14.04.6