SUSE-SU-2026:22363-1: important: Security update for libnfs

[SLE-UPDATES]

# Security update for libnfs

Announcement ID: SUSE-SU-2026:22363-1  
Release Date: 2026-06-25T11:50:17Z  
Rating: important  
References:

  * bsc#1268135

  
Cross-References:

  * CVE-2026-53689

  
CVSS scores:

  * CVE-2026-53689 ( SUSE ):  7.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
  * CVE-2026-53689 ( NVD ):  7.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for libnfs fixes the following issue

  * CVE-2026-53689: integer overflow during a connection to a crafted NFS server
    (bsc#1268135).

## 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-16.0-1076=1

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-1076=1

## Package List:

  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * libnfs-debuginfo-5.0.3-160000.4.1
    * libnfs14-5.0.3-160000.4.1
    * utils-libnfs-debuginfo-5.0.3-160000.4.1
    * libnfs-debugsource-5.0.3-160000.4.1
    * libnfs14-debuginfo-5.0.3-160000.4.1
    * utils-libnfs-5.0.3-160000.4.1
    * libnfs-devel-5.0.3-160000.4.1
  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * libnfs-debuginfo-5.0.3-160000.4.1
    * libnfs14-5.0.3-160000.4.1
    * utils-libnfs-debuginfo-5.0.3-160000.4.1
    * libnfs-debugsource-5.0.3-160000.4.1
    * libnfs14-debuginfo-5.0.3-160000.4.1
    * utils-libnfs-5.0.3-160000.4.1
    * libnfs-devel-5.0.3-160000.4.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-53689.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1268135

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