USN-4754-5: Python vulnerability

8 February 2022

Python could be made to execute arbitrary code or denial of service if it received a specially crafted input.

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Releases

Packages

  • python2.7 - An interactive high-level object-oriented language

Details

USN-4754-1 fixed vulnerabilities in Python. Because of a regression, a
subsequent update removed the fix for CVE-2021-3177. This update reinstates
the security fix for CVE-2021-3177 in Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that Python incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code
or cause a denial of service. (CVE-2020-27619, CVE-2021-3177)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

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

Ubuntu 14.04

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

References

Related notices

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