- Vulnerability/
- USN-4011-2
USN-4011-2: Jinja2 vulnerabilities
First published: Thu Jun 06 2019(Updated: )
USN-4011-1 fixed several vulnerabilities in Jinja2. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Olivier Dony discovered that Jinja incorrectly handled str.format. An attacker could possibly use this issue to escape the sandbox. (CVE-2016-10745) Brian Welch discovered that Jinja incorrectly handled str.format_map. An attacker could possibly use this issue to escape the sandbox. (CVE-2019-10906)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/python-jinja2 | <2.7.2-2ubuntu0.1~esm1 | 2.7.2-2ubuntu0.1~esm1 |
| Ubuntu OpenSSH Client | =14.04 | |
| All of | ||
| ubuntu/python3-jinja2 | <2.7.2-2ubuntu0.1~esm1 | 2.7.2-2ubuntu0.1~esm1 |
| Ubuntu OpenSSH Client | =14.04 | |
| All of | ||
| ubuntu/python-jinja2 | <2.6-1ubuntu0.2 | 2.6-1ubuntu0.2 |
| Ubuntu OpenSSH Client | =12.04 | |
| All of | ||
| ubuntu/python3-jinja2 | <2.6-1ubuntu0.2 | 2.6-1ubuntu0.2 |
| Ubuntu OpenSSH Client | =12.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2016-10745
- https://ubuntu.com/security/CVE-2019-10906
- https://ubuntu.com/security/notices/USN-4011-1
- https://launchpad.net/ubuntu/+source/jinja2/2.7.2-2ubuntu0.1~esm1
- https://launchpad.net/ubuntu/+source/jinja2/2.6-1ubuntu0.2
- https://ubuntu.com/security/notices/USN-4011-2 (Advisory)
Frequently Asked Questions
What is the vulnerability ID for Jinja2 vulnerabilities?
The vulnerability ID for Jinja2 vulnerabilities is USN-4011-2.
What is the severity of USN-4011-2?
The severity of USN-4011-2 is not specified.
What software versions are affected by USN-4011-2?
USN-4011-2 affects Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
How can I fix the Jinja2 vulnerabilities?
To fix the Jinja2 vulnerabilities, update the python-jinja2 and python3-jinja2 packages to the specified versions.
Where can I find more information about USN-4011-2?
You can find more information about USN-4011-2 on the Ubuntu security website.
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