CWE
362
Advisory Published

USN-1615-1: Python 3.2 vulnerabilities

First published: Tue Oct 23 2012(Updated: )

It was discovered that Python distutils contained a race condition when creating the ~/.pypirc file. A local attacker could exploit this to obtain sensitive information. (CVE-2011-4944) It was discovered that SimpleXMLRPCServer did not properly validate its input when handling HTTP POST requests. A remote attacker could exploit this to cause a denial of service via excessive CPU utilization. This issue only affected Ubuntu 11.04 and 11.10. (CVE-2012-0845) It was discovered that Python was susceptible to hash algorithm attacks. An attacker could cause a denial of service under certian circumstances. This update adds the '-R' command line option and honors setting the PYTHONHASHSEED environment variable to 'random' to salt str and datetime objects with an unpredictable value. This issue only affected Ubuntu 11.04 and 11.10. (CVE-2012-1150) Serhiy Storchaka discovered that the UTF16 decoder in Python did not properly reset internal variables after error handling. An attacker could exploit this to cause a denial of service via memory corruption. This issue did not affect Ubuntu 12.10. (CVE-2012-2135)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/python3.2-minimal<3.2.3-6ubuntu3.1
3.2.3-6ubuntu3.1
=12.10
All of
ubuntu/python3.2<3.2.3-6ubuntu3.1
3.2.3-6ubuntu3.1
=12.10
All of
ubuntu/python3.2-minimal<3.2.3-0ubuntu3.2
3.2.3-0ubuntu3.2
=12.04
All of
ubuntu/python3.2<3.2.3-0ubuntu3.2
3.2.3-0ubuntu3.2
=12.04
All of
ubuntu/python3.2-minimal<3.2.2-0ubuntu1.1
3.2.2-0ubuntu1.1
=11.10
All of
ubuntu/python3.2<3.2.2-0ubuntu1.1
3.2.2-0ubuntu1.1
=11.10
All of
ubuntu/python3.2-minimal<3.2-1ubuntu1.2
3.2-1ubuntu1.2
=11.04
All of
ubuntu/python3.2<3.2-1ubuntu1.2
3.2-1ubuntu1.2
=11.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID?

    USN-1615-1

  • What is the severity of USN-1615-1?

    The severity of USN-1615-1 is not specified in the provided information.

  • What software is affected by USN-1615-1?

    Python 3.2 with specific versions: 3.2.3-6ubuntu3.1, 3.2.3-0ubuntu3.2, 3.2.2-0ubuntu1.1, and 3.2-1ubuntu1.2 on Ubuntu with versions 12.10, 12.04, and 11.10.

  • What is the remedy for USN-1615-1?

    Update Python 3.2 to the respective fixed versions: 3.2.3-6ubuntu3.1, 3.2.3-0ubuntu3.2, 3.2.2-0ubuntu1.1, and 3.2-1ubuntu1.2, depending on the specific version and Ubuntu release.

  • Where can I find more information about USN-1615-1?

    You can find more information about USN-1615-1 on the following references: [link to CVE-2011-4944](https://ubuntu.com/security/CVE-2011-4944), [link to CVE-2012-0845](https://ubuntu.com/security/CVE-2012-0845), and [link to CVE-2012-1150](https://ubuntu.com/security/CVE-2012-1150).

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