CVE-2018-0501
First published: Mon Aug 20 2018(Updated: )
The mirror:// method implementation in Advanced Package Tool (APT) 1.6.x before 1.6.4 and 1.7.x before 1.7.0~alpha3 mishandles gpg signature verification for the InRelease file of a fallback mirror, aka mirrorfail.
Credit: security@debian.org security@debian.org security@debian.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Canonical Ubuntu Linux | =18.04 | |
| Debian Advanced Package Tool | >=1.6.0<1.6.4 | |
| Debian Advanced Package Tool | =1.7.0-alpha | |
| Debian Advanced Package Tool | =1.7.0-alpha1 | |
| Debian Advanced Package Tool | =1.7.0-alpha2 | |
| ubuntu/apt | <1.6.3ubuntu0.1 | 1.6.3ubuntu0.1 |
| debian/apt | 2.2.4 2.6.1 2.9.8 |
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Reference Links
- https://mirror.fail
- https://salsa.debian.org/apt-team/apt/commit/29658a3a74af49e2a24e17bdebb20e1612aac3ec
- https://salsa.debian.org/apt-team/apt/commit/aebd4278bacc728ab00ebe31556983e140f60e47
- https://usn.ubuntu.com/3746-1/
- https://launchpad.net/bugs/cve/CVE-2018-0501
- https://mirror.fail/
- https://security-tracker.debian.org/tracker/CVE-2018-0501
- https://ubuntu.com/security/notices/USN-3746-1
- https://www.cve.org/CVERecord?id=CVE-2018-0501
- https://nvd.nist.gov/vuln/detail/CVE-2018-0501
- https://ubuntu.com/security/CVE-2018-0501
Frequently Asked Questions
What is CVE-2018-0501?
CVE-2018-0501 is a vulnerability in Advanced Package Tool (APT) 1.6.x before 1.6.4 and 1.7.x before 1.7.0~alpha3 that mishandles gpg signature verification for the InRelease file of a fallback mirror.
How severe is CVE-2018-0501?
CVE-2018-0501 has a severity rating of 5.9 (medium).
What software is affected by CVE-2018-0501?
CVE-2018-0501 affects the following software: - APT 1.6.x before 1.6.4 - APT 1.7.x before 1.7.0~alpha3 - Canonical Ubuntu Linux 18.04 LTS - Debian Advanced Package Tool 1.6.0 to 1.6.4 - Debian Advanced Package Tool 1.7.0-alpha - Debian Advanced Package Tool 1.7.0-alpha1 - Debian Advanced Package Tool 1.7.0-alpha2 - Debian Advanced Package Tool 1.8.2.2, 1.8.2.3 - Debian Advanced Package Tool 2.2.4 - Debian Advanced Package Tool 2.6.1 - Debian Advanced Package Tool 2.7.6
How do I fix CVE-2018-0501?
To fix CVE-2018-0501, update APT to version 1.6.4 or higher, or version 1.7.0~alpha3 or higher. For Ubuntu, update the 'apt' package to version 1.6.3ubuntu0.1 or higher. Make sure to apply the latest updates for Canonical Ubuntu Linux and Debian Advanced Package Tool as well.
Where can I find more information about CVE-2018-0501?
You can find more information about CVE-2018-0501 at the following references: - [https://mirror.fail](https://mirror.fail) - [https://salsa.debian.org/apt-team/apt/commit/29658a3a74af49e2a24e17bdebb20e1612aac3ec](https://salsa.debian.org/apt-team/apt/commit/29658a3a74af49e2a24e17bdebb20e1612aac3ec) - [https://salsa.debian.org/apt-team/apt/commit/aebd4278bacc728ab00ebe31556983e140f60e47](https://salsa.debian.org/apt-team/apt/commit/aebd4278bacc728ab00ebe31556983e140f60e47)
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