SUSE-SU-2026:23877-1: moderate: Security update for cups

[SLE-UPDATES]

# Security update for cups

Announcement ID: SUSE-SU-2026:23877-1  
Release Date: 2026-09-21T07:59:56Z  
Rating: moderate  
References:

  * bsc#1279945

  
Cross-References:

  * CVE-2026-87875

  
CVSS scores:

  * CVE-2026-87875 ( SUSE ):  5.3
    CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-87875 ( SUSE ):  4.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2026-87875 ( NVD ):  4.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

  
Affected Products:

  * SUSE Linux Micro 6.0

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for cups fixes the following issue:

  * CVE-2026-87875: heap out-of-bounds read in `cupsUTF32ToUTF8()` due to
    missing source-length bound can be reached via the SNMP supply-description
    parsing (bsc#1279945).

## 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 Micro 6.0  
    zypper in -t patch SUSE-SLE-Micro-6.0-909

## Package List:

  * SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    * libcups2-2.4.19-2.1
    * libcups2-debuginfo-2.4.19-2.1
    * cups-debugsource-2.4.19-2.1
    * cups-config-2.4.19-2.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-87875.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1279945

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