Loop with Unreachable Exit Condition ('Infinite Loop') Affecting cups-filters-devel package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.34% (27th percentile)

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  • Snyk IDSNYK-RHEL9-CUPSFILTERSDEVEL-18357828
  • published28 Jul 2026
  • disclosed14 Jun 2026

Introduced: 14 Jun 2026

CVE-2026-64611  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

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

NVD Description

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

A flaw was found in libcupsfilters. The cfIEEE1284NormalizeMakeModel() function enters an infinite loop when processing a printer-advertised IEEE-1284 device ID with an empty model field, causing sustained CPU consumption. A network-adjacent attacker could exploit this by broadcasting a specially crafted printer advertisement, leading to denial of service.

CVSS Base Scores

version 3.1