[USN-7202-1] HPLIP vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-7202-1
January 13, 2025

hplip vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS

Summary:

HPLIP could be made to crash or run programs if it received specially
crafted network traffic.

Software Description:
- hplip: HP Linux Printing and Imaging System (HPLIP)

Details:

Kevin Backhouse discovered that HPLIP incorrectly handled certain MDNS
responses. A remote attacker could use this issue to cause HPLIP to crash,
resulting in a denial of service, or possibly execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS
   hplip                           3.20.3+dfsg0-2ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-7202-1
   CVE-2020-6923

Package Information:
   https://launchpad.net/ubuntu/+source/hplip/3.20.3+dfsg0-2ubuntu0.1

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