USN-7464-1: Jupyter Notebook vulnerability

Publication date

28 April 2025

Overview

Jupyter Notebook could be made to crash if it received specially crafted input.


Packages

Details

It was discovered that Jupyter Notebook did not properly parse HTML
comments under certain circumstances. An attacker could possibly use this
issue to cause a regular expression denial of service (ReDoS).

It was discovered that Jupyter Notebook did not properly parse HTML
comments under certain circumstances. An attacker could possibly use this
issue to cause a regular expression denial of service (ReDoS).

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
25.04 plucky jupyter-notebook –  6.4.13-5ubuntu0.1
python3-notebook –  6.4.13-5ubuntu0.1
24.10 oracular jupyter-notebook –  6.4.13-2ubuntu0.1
python3-notebook –  6.4.13-2ubuntu0.1
24.04 noble jupyter-notebook –  6.4.12-2.2ubuntu1+esm1  
python3-notebook –  6.4.12-2.2ubuntu1+esm1  
22.04 jammy jupyter-notebook –  6.4.8-1ubuntu0.1+esm1  
python3-notebook –  6.4.8-1ubuntu0.1+esm1  

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