NULL Pointer Dereference Affecting cups package, versions *


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.1% (1st percentile)

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  • Snyk IDSNYK-ECHOLATEST-CUPS-20675037
  • published9 Oct 2026
  • disclosed9 Oct 2026

Introduced: 9 Oct 2026

NewCVE-2026-107890  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

There is no fixed version for Echo:latest cups.

NVD Description

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

OpenPrinting CUPS before 2.4.20 contains a NULL pointer dereference caused by repeated IPP group tags in job-creation requests. IPP parsing creates unnamed separator attributes with IPP_TAG_ZERO, but add_job() converts these separators to IPP_TAG_JOB. During job startup, get_options()/ipp_length() subsequently calls strlen() on a NULL attribute name, terminating cupsd and disrupting all queues. A single crafted Print-Job request can trigger the crash when the client can reach the scheduler and submit jobs to an accepting, enabled queue supporting the submitted document format. Anonymous submission is possible when permitted by listener and access-control configuration.

CVSS Base Scores

version 3.1