CVE-2026-34979

Publication date 3 April 2026

Last updated 8 June 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.3 · Medium

Score breakdown

Description

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.

Status

Package Ubuntu Release Status
cups 26.04 LTS resolute
Fixed 2.4.16-1ubuntu1.2
25.10 questing
Fixed 2.4.12-0ubuntu3.9
24.04 LTS noble
Fixed 2.4.7-1.2ubuntu7.13
22.04 LTS jammy
Fixed 2.4.1op1-1ubuntu4.20
20.04 LTS focal
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
cups

Severity score breakdown

CVSS version: CVSS v3.0

Base score 5.3 · Medium

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References

Related Ubuntu Security Notices (USN)

Other references

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