Buffer Overflow Affecting cups-client package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.08% (23rd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL9-CUPSCLIENT-15933162
  • published8 Apr 2026
  • disclosed3 Apr 2026

Introduced: 3 Apr 2026

CVE-2026-34979  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:9 cups-client.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cups-client package and not the cups-client package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, there is a heap-based buffer overflow in the CUPS scheduler when building filter option strings from job attribute. At time of publication, there are no publicly available patches.

CVSS Base Scores

version 3.1