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[USN-7979-1] jaraco.context vulnerability

Posted on 27 January 2026
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-7979-1
January 27, 2026

jaraco.context vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.10

Summary:

jaraco.context could be made to overwrite files.

Software Description:
- jaraco.context: context managers extending functionality of Python's contextlib

Details:

It was discovered that jaraco.context incorrectly handled certain zip file
paths. An attacker could possibly use this issue to extract arbitrary files
outside of the intented extraction directory.

Update instructions:

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

Ubuntu 25.10
python3-jaraco.context 6.0.1-1ubuntu0.1

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

References:
https://ubuntu.com/security/notices/USN-7979-1
CVE-2026-23949

Package Information:
https://launchpad.net/ubuntu/+source/jaraco.context/6.0.1-1ubuntu0.1

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