USN-5454-1: CUPS vulnerabilities
31 May 2022
Several security issues were fixed in CUPS.
- cups - Common UNIX Printing System(tm)
Joshua Mason discovered that CUPS incorrectly handled the secret key used
to access the administrative web interface. A remote attacker could
possibly use this issue to open a session as an administrator and execute
arbitrary code. (CVE-2022-26691)
It was discovered that CUPS incorrectly handled certain memory operations
when handling IPP printing. A remote attacker could possibly use this issue
to cause CUPS to crash, leading to a denial of service, or obtain sensitive
information. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04
LTS. (CVE-2019-8842, CVE-2020-10001)
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.
- USN-5454-2: libcupsmime1-dev, libcupscgi1-dev, libcupscgi1, libcups2, cups-daemon, cups-common, cups-ipp-utils, libcupsimage2, cups-server-common, libcupsppdc1-dev, libcupsppdc1, libcupsimage2-dev, cups-ppdc, cups-client, cups-bsd, cups, libcups2-dev, libcupsmime1, cups-core-drivers