- Vulnerability/
- USN-4667-1
USN-4667-1: APT vulnerability
First published: Wed Dec 09 2020(Updated: )
Kevin Backhouse discovered that APT incorrectly handled certain packages. A local attacker could possibly use this issue to cause APT to crash or stop responding, resulting in a denial of service.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/apt | <2.1.10ubuntu0.1 | 2.1.10ubuntu0.1 |
| Ubuntu Ubuntu | =20.10 | |
| All of | ||
| ubuntu/apt | <2.0.2ubuntu0.2 | 2.0.2ubuntu0.2 |
| Ubuntu Ubuntu | =20.04 | |
| All of | ||
| ubuntu/apt | <1.6.12ubuntu0.2 | 1.6.12ubuntu0.2 |
| Ubuntu Ubuntu | =18.04 | |
| All of | ||
| ubuntu/apt | <1.2.32ubuntu0.2 | 1.2.32ubuntu0.2 |
| Ubuntu Ubuntu | =16.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2020-27350
- https://ubuntu.com/security/notices/USN-4667-2
- https://launchpad.net/ubuntu/+source/apt/2.1.10ubuntu0.1
- https://launchpad.net/ubuntu/+source/apt/2.0.2ubuntu0.2
- https://launchpad.net/ubuntu/+source/apt/1.6.12ubuntu0.2
- https://launchpad.net/ubuntu/+source/apt/1.2.32ubuntu0.2
- https://ubuntu.com/security/notices/USN-4667-1 (Advisory)
Frequently Asked Questions
What is USN-4667-1?
USN-4667-1 refers to a vulnerability discovered in APT, a package management tool used in Ubuntu.
How does the APT vulnerability in USN-4667-1 impact me?
The APT vulnerability in USN-4667-1 can be exploited by a local attacker to cause APT to crash or stop responding, resulting in a denial of service.
Which versions of Ubuntu are affected by the APT vulnerability in USN-4667-1?
The APT vulnerability in USN-4667-1 affects Ubuntu 20.10, 20.04, 18.04, and 16.04.
How can I fix the APT vulnerability in USN-4667-1 on Ubuntu 20.10?
To fix the APT vulnerability in USN-4667-1 on Ubuntu 20.10, you need to update the 'apt' package to version 2.1.10ubuntu0.1 or later.
Where can I find more information about the APT vulnerability in USN-4667-1?
You can find more information about the APT vulnerability in USN-4667-1 on the Ubuntu Security Notices page: https://ubuntu.com/security/notices/USN-4667-2
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