[USN-6153-1] Jupyter Core vulnerability

Evan Caville evan.caville at canonical.com
Mon Jun 12 02:13:06 UTC 2023

Ubuntu Security Notice USN-6153-1
June 12, 2023

jupyter-core vulnerability

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

- Ubuntu 22.10
- Ubuntu 22.04 LTS (Available with Ubuntu Pro)
- Ubuntu 20.04 LTS (Available with Ubuntu Pro)
- Ubuntu 18.04 LTS (Available with Ubuntu Pro)


Jupyter Core could be made to run programs as your login if it opened a
specially crafted file.

Software Description:
- jupyter-core: Core common functionality of Jupyter projects (tools)


It was discovered that Jupyter Core executed untrusted files in the current
working directory. 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 22.10:
   python3-jupyter-core            4.11.1-1ubuntu0.22.10.1

Ubuntu 22.04 LTS (Available with Ubuntu Pro):
   python3-jupyter-core            4.9.1-1ubuntu0.1~esm1

Ubuntu 20.04 LTS (Available with Ubuntu Pro):
   python3-jupyter-core            4.6.3-3ubuntu0.1~esm1

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
   python-jupyter-core             4.4.0-2ubuntu0.1~esm1
   python3-jupyter-core            4.4.0-2ubuntu0.1~esm1

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


Package Information:

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