USN-6599-1: Jinja2 vulnerabilities
First published: Thu Jan 25 2024(Updated: )
Yeting Li discovered that Jinja incorrectly handled certain regex. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2020-28493) It was discovered that Jinja incorrectly handled certain HTML passed with xmlatter filter. An attacker could inject arbitrary HTML attributes keys and values potentially leading to XSS. (CVE-2024-22195)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/python3-jinja2 | <3.1.2-1ubuntu0.23.10.1 | 3.1.2-1ubuntu0.23.10.1 |
| Ubuntu | =23.10 | |
| All of | ||
| ubuntu/python3-jinja2 | <3.0.3-1ubuntu0.1 | 3.0.3-1ubuntu0.1 |
| Ubuntu | =22.04 | |
| All of | ||
| ubuntu/python-jinja2 | <2.10.1-2ubuntu0.2 | 2.10.1-2ubuntu0.2 |
| Ubuntu | =20.04 | |
| All of | ||
| ubuntu/python3-jinja2 | <2.10.1-2ubuntu0.2 | 2.10.1-2ubuntu0.2 |
| Ubuntu | =20.04 | |
| All of | ||
| ubuntu/python-jinja2 | <2.10-1ubuntu0.18.04.1+esm1 | 2.10-1ubuntu0.18.04.1+esm1 |
| Ubuntu | =18.04 | |
| All of | ||
| ubuntu/python3-jinja2 | <2.10-1ubuntu0.18.04.1+esm1 | 2.10-1ubuntu0.18.04.1+esm1 |
| Ubuntu | =18.04 | |
| All of | ||
| ubuntu/python-jinja2 | <2.8-1ubuntu0.1+esm2 | 2.8-1ubuntu0.1+esm2 |
| Ubuntu | =16.04 | |
| All of | ||
| ubuntu/python3-jinja2 | <2.8-1ubuntu0.1+esm2 | 2.8-1ubuntu0.1+esm2 |
| Ubuntu | =16.04 | |
| All of | ||
| ubuntu/python-jinja2 | <2.7.2-2ubuntu0.1~esm2 | 2.7.2-2ubuntu0.1~esm2 |
| Ubuntu | =14.04 | |
| All of | ||
| ubuntu/python3-jinja2 | <2.7.2-2ubuntu0.1~esm2 | 2.7.2-2ubuntu0.1~esm2 |
| Ubuntu | =14.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2020-28493
- https://ubuntu.com/security/CVE-2024-22195
- https://ubuntu.com/security/notices/USN-5701-1
- https://launchpad.net/ubuntu/+source/jinja2/3.1.2-1ubuntu0.23.10.1
- https://launchpad.net/ubuntu/+source/jinja2/3.0.3-1ubuntu0.1
- https://launchpad.net/ubuntu/+source/jinja2/2.10.1-2ubuntu0.2
- https://ubuntu.com/security/notices/USN-6599-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-6599-1?
USN-6599-1 addresses a denial of service vulnerability identified in Jinja that could be exploited by attackers.
How do I fix USN-6599-1?
To resolve USN-6599-1, upgrade to the recommended package versions of python3-jinja2 or python-jinja2 as specified in the advisory.
Which versions of Ubuntu are affected by USN-6599-1?
USN-6599-1 affects Ubuntu 14.04 LTS, 16.04 LTS, 18.04 LTS, and 20.04 LTS.
What is Jinja and why is USN-6599-1 important?
Jinja is a templating engine for Python, and the vulnerabilities addressed in USN-6599-1 may allow denial of service attacks, impacting application availability.
Who discovered the vulnerability leading to USN-6599-1?
The vulnerability that led to USN-6599-1 was discovered by Yeting Li.
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- version/ubuntu/14.04