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💡 Newskategorie: Unix Server
🔗 Quelle: usn.ubuntu.com
cups vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.04
- Ubuntu 19.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
Several security issues were fixed in CUPS.
Software Description
- cups - Common UNIX Printing System™
Details
It was discovered that CUPS incorrectly handled certain language values. A local attacker could possibly use this issue to cause CUPS to crash, leading to a denial of service, or possibly obtain sensitive information. This issue only applied to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 19.10. (CVE-2019-2228)
Stephan Zeisberg discovered that CUPS incorrectly handled certain malformed ppd files. A local attacker could possibly use this issue to execute arbitrary code. (CVE-2020-3898)
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 20.04
- cups - 2.3.1-9ubuntu1.1
- Ubuntu 19.10
- cups - 2.2.12-2ubuntu1.1
- Ubuntu 18.04 LTS
- cups - 2.2.7-1ubuntu2.8
- Ubuntu 16.04 LTS
- cups - 2.1.3-4ubuntu0.11
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.