Arch Linux: ASA-202102-13 Medium: CUPS Information Disclosure

Arch Linux Security Advisory ASA-202102-13
=========================================
Severity: Medium
Date    : 2021-02-06
CVE-ID  : CVE-2020-10001
Package : cups
Type    : information disclosure
Remote  : No
Link    : https://security.archlinux.org/AVG-1529

Summary
======
The package cups before version 1:2.3.3op2-1 is vulnerable to
information disclosure.

Resolution
=========
Upgrade to 1:2.3.3op2-1.

# pacman -Syu "cups>=1:2.3.3op2-1"

The problem has been fixed upstream in version 2.3.3op2.

Workaround
=========
None.

Description
==========
A security issue was found in cups before version 2.3.3op2. A missing
length check in the ippReadIO function could lead to a buffer over-read.

Impact
=====
A remote attacker might be able to cause a denial of service or access
sensitive information.

References
=========
https://bugzilla.redhat.com/show_bug.cgi?id=1921680
https://bugzilla-attachments.redhat.com/attachment.cgi?id=1752147
https://github.com/OpenPrinting/cups/commit/efbea1742bd30f842fbbfb87a473e5c84f4162f9
https://security.archlinux.org/CVE-2020-10001