SUSE-SU-2026:23695-1: moderate: Security update for libcupsfilters

[SLE-SECURITY-UPDATES]

# Security update for libcupsfilters

Announcement ID: SUSE-SU-2026:23695-1  
Release Date: 2026-09-09T13:16:45Z  
Rating: moderate  
References:

  * bsc#1273145
  * bsc#1273146

  
Cross-References:

  * CVE-2026-64611
  * CVE-2026-64612

  
CVSS scores:

  * CVE-2026-64611 ( SUSE ):  7.1
    CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-64611 ( SUSE ):  6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-64611 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-64612 ( SUSE ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-64612 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-64612 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for libcupsfilters fixes the following issues:

  * CVE-2026-64611: infinite-loop CPU-exhaustion DoS in
    cfIEEE1284NormalizeMakeModel on empty MDL field (bsc#1273145).
  * CVE-2026-64612: malformed PNG aborts CUPS image filter process
    (bsc#1273146).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-1646

## Package List:

  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * libcupsfilters2-debuginfo-2.1.1-160000.3.1
    * libcupsfilters-2.1.1-160000.3.1
    * libcupsfilters2-2.1.1-160000.3.1
    * libcupsfilters-devel-2.1.1-160000.3.1
    * libcupsfilters-debugsource-2.1.1-160000.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-64611.html
  * https://www.suse.com/security/cve/CVE-2026-64612.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1273145
  * https://bugzilla.suse.com/show_bug.cgi?id=1273146

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