CVE-2026-34979

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.

PUBLISHED Reserved 2026-03-31 | Published 2026-04-03 | Updated 2026-04-07 | Assigner GitHub_M

Problem types

CWE-122: Heap-based Buffer Overflow

Product status

References

github.com/...g/cups/security/advisories/GHSA-6qxf-7jx6-86fh exploit

github.com/...g/cups/security/advisories/GHSA-6qxf-7jx6-86fh

cve.org (CVE-2026-34979)

nvd.nist.gov (CVE-2026-34979)

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