The recent update for Jupyter Notebook on Ubuntu addresses a significant security vulnerability that could lead to the application crashing due to specially crafted input. This issue, identified as a regular expression denial of service (ReDoS), affects various Ubuntu versions, including 25.04, 24.10, 24.04 LTS, and 22.04 LTS.
Details of the vulnerability were published in Ubuntu Security Notice USN-7464-1 on April 28, 2025. The core of the problem lies in the improper parsing of HTML comments by Jupyter Notebook, which could potentially allow attackers to exploit the issue.
To resolve this vulnerability, users are encouraged to update their systems to the specified package versions for their respective Ubuntu releases. For instance, Ubuntu 25.04 users should upgrade to jupyter-notebook version 6.4.13-5ubuntu0.1, while users of Ubuntu 24.04 LTS and 22.04 LTS can find the updated packages available through Ubuntu Pro.
In general, performing a standard system update is recommended to ensure all necessary changes are applied. Users can refer to the provided links for more information on the security notice and package details.
In addition to addressing this specific vulnerability, it's essential for users to regularly check for updates and security notices to maintain the integrity and security of their systems. Keeping software up-to-date is a critical practice in cybersecurity, helping to protect against emerging threats and vulnerabilities in software packages
Details of the vulnerability were published in Ubuntu Security Notice USN-7464-1 on April 28, 2025. The core of the problem lies in the improper parsing of HTML comments by Jupyter Notebook, which could potentially allow attackers to exploit the issue.
To resolve this vulnerability, users are encouraged to update their systems to the specified package versions for their respective Ubuntu releases. For instance, Ubuntu 25.04 users should upgrade to jupyter-notebook version 6.4.13-5ubuntu0.1, while users of Ubuntu 24.04 LTS and 22.04 LTS can find the updated packages available through Ubuntu Pro.
In general, performing a standard system update is recommended to ensure all necessary changes are applied. Users can refer to the provided links for more information on the security notice and package details.
In addition to addressing this specific vulnerability, it's essential for users to regularly check for updates and security notices to maintain the integrity and security of their systems. Keeping software up-to-date is a critical practice in cybersecurity, helping to protect against emerging threats and vulnerabilities in software packages
Jupyter Notebook update for Ubuntu
Updated Jupyter Notebook packages have been released for Ubuntu versions 25.04, 24.10, 24.04 LTS, and 22.04 LTS to address a security issue. This issue may lead to Jupyter Notebook crashing when it processes specifically crafted input, which could result in a regular expression denial of service (ReDoS).
[USN-7464-1] Jupyter Notebook vulnerability
