USN-4340-1: CUPS vulnerabilities
27 April 2020
Several security issues were fixed in CUPS.
- cups - Common UNIX Printing System(tm)
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
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)
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.