Upstream information

CVE-2026-53689 at MITRE

Description

libnfs through 6.0.2 before 55c18ea does not validate a string size, leading to an integer overflow during a connection to a crafted NFS server. This occurs in libnfs_zdr_string in lib/libnfs-zdr.c.

SUSE information

Overall state of this security issue: Pending

This issue is currently rated as having important severity.

CVSS v3 Scores
CVSS detail CNA (MITRE) SUSE
Base Score 7.1 7.1
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
Attack Vector Network Network
Attack Complexity High High
Privileges Required None None
User Interaction Required Required
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact High High
Availability Impact Low Low
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1268135 [NEW]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
Container suse/sl-micro/6.0/baremetal-os-container:latest
  • avahi >= 0.8-7.1
  • libavahi-client3 >= 0.8-7.1
  • libavahi-common3 >= 0.8-7.1
  • libavahi-core7 >= 0.8-7.1
SUSE Linux Enterprise Server 16.0
SUSE Linux Enterprise Server for SAP applications 16.0
  • libnfs-devel >= 5.0.3-160000.4.1
  • libnfs14 >= 5.0.3-160000.4.1
  • utils-libnfs >= 5.0.3-160000.4.1
 Patchnames:
SUSE-SLES-16.0-1076
openSUSE Leap 16.0
  • libnfs-devel >= 5.0.3-160000.4.1
  • libnfs14 >= 5.0.3-160000.4.1
  • utils-libnfs >= 5.0.3-160000.4.1
 Patchnames:
openSUSE-Leap-16.0-1076

List of packages in QA

Product(s) Package(s)
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Module for Basesystem 15 SP7
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server 15 SP7
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Desktop 15 SP7
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server for SAP Applications 15 SP7
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise High Performance Computing 15 SP7
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Module for Desktop Applications 15 SP7
  • libnfs-devel >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server 15 SP7
  • libnfs-devel >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Desktop 15 SP7
  • libnfs-devel >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server for SAP Applications 15 SP7
  • libnfs-devel >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise High Performance Computing 15 SP7
  • libnfs-devel >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server 15 SP4-LTSS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server 15 SP4-LTSS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server 15 SP5-LTSS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server 15 SP5-LTSS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server 15 SP6-LTSS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server 15 SP6-LTSS
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server 16.0
  • libnfs-devel >= 5.0.3-160000.4.1
  • libnfs14 >= 5.0.3-160000.4.1
  • utils-libnfs >= 5.0.3-160000.4.1
SUSE Linux Enterprise Server for SAP Applications 15 SP4
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server for SAP Applications 15 SP5
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1
SUSE Linux Enterprise Server for SAP Applications 15 SP6
  • libnfs-devel >= 1.11.0-150000.3.3.1
  • libnfs8 >= 1.11.0-150000.3.3.1

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Desktop 15 SP7 libnfs In progress
SUSE Linux Enterprise High Performance Computing 15 SP7 libnfs In progress
SUSE Linux Enterprise Module for Basesystem 15 SP7 libnfs In progress
SUSE Linux Enterprise Module for Desktop Applications 15 SP7 libnfs In progress
SUSE Linux Enterprise Server 15 SP7 libnfs In progress
SUSE Linux Enterprise Server 16.0 libnfs In progress
SUSE Linux Enterprise Server 16.1 libnfs Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP7 libnfs In progress
SUSE Linux Enterprise Server for SAP applications 16.0 libnfs Released
SUSE Linux Enterprise Server for SAP applications 16.1 libnfs Affected
SUSE Linux Micro 6.1 libnfs Released
openSUSE Leap 16.0 libnfs Affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise High Performance Computing 15 SP4 libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS libnfs In progress
SUSE Linux Enterprise High Performance Computing 15 SP5 libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS libnfs In progress
SUSE Linux Enterprise Module for Basesystem 15 SP6 libnfs Affected
SUSE Linux Enterprise Module for Desktop Applications 15 SP4 libnfs Affected
SUSE Linux Enterprise Module for Desktop Applications 15 SP5 libnfs Affected
SUSE Linux Enterprise Module for Desktop Applications 15 SP6 libnfs Affected
SUSE Linux Enterprise Server 15 SP4 libnfs Affected
SUSE Linux Enterprise Server 15 SP4-LTSS libnfs In progress
SUSE Linux Enterprise Server 15 SP5 libnfs Affected
SUSE Linux Enterprise Server 15 SP5-LTSS libnfs In progress
SUSE Linux Enterprise Server 15 SP6 libnfs Affected
SUSE Linux Enterprise Server 15 SP6-LTSS libnfs In progress
SUSE Linux Enterprise Server for SAP Applications 15 SP6 libnfs In progress
SUSE Manager Proxy 4.3 libnfs Affected
SUSE Manager Retail Branch Server 4.3 libnfs Affected
SUSE Manager Server 4.3 libnfs Affected
Products past their end of life and not receiving proactive updates anymore.
SUSE CaaS Platform 4.0 libnfs Affected
SUSE Enterprise Storage 6 libnfs Affected
SUSE Enterprise Storage 7 libnfs Affected
SUSE Enterprise Storage 7.1 libnfs Affected
SUSE Linux Enterprise Desktop 15 libnfs Affected
SUSE Linux Enterprise Desktop 15 SP1 libnfs Affected
SUSE Linux Enterprise Desktop 15 SP2 libnfs Affected
SUSE Linux Enterprise Desktop 15 SP3 libnfs Affected
SUSE Linux Enterprise Desktop 15 SP4 libnfs Affected
SUSE Linux Enterprise Desktop 15 SP5 libnfs Affected
SUSE Linux Enterprise Desktop 15 SP6 libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP1 libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP2 libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP3 libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS libnfs Affected
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS libnfs In progress
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS libnfs In progress
SUSE Linux Enterprise High Performance Computing 15 SP6 libnfs Affected
SUSE Linux Enterprise High Performance Computing 15-ESPOS libnfs Affected
SUSE Linux Enterprise High Performance Computing 15-LTSS libnfs Affected
SUSE Linux Enterprise Module for Desktop Applications 15 libnfs Affected
SUSE Linux Enterprise Module for Desktop Applications 15 SP1 libnfs Affected
SUSE Linux Enterprise Module for Desktop Applications 15 SP2 libnfs Affected
SUSE Linux Enterprise Module for Desktop Applications 15 SP3 libnfs Affected
SUSE Linux Enterprise Real Time 15 SP2 libnfs Affected
SUSE Linux Enterprise Real Time 15 SP3 libnfs Affected
SUSE Linux Enterprise Real Time 15 SP4 libnfs Affected
SUSE Linux Enterprise Server 15 libnfs Affected
SUSE Linux Enterprise Server 15 SP1 libnfs Affected
SUSE Linux Enterprise Server 15 SP1-BCL libnfs Affected
SUSE Linux Enterprise Server 15 SP1-LTSS libnfs Affected
SUSE Linux Enterprise Server 15 SP2 libnfs Affected
SUSE Linux Enterprise Server 15 SP2-BCL libnfs Affected
SUSE Linux Enterprise Server 15 SP2-LTSS libnfs Affected
SUSE Linux Enterprise Server 15 SP3 libnfs Affected
SUSE Linux Enterprise Server 15 SP3-BCL libnfs Affected
SUSE Linux Enterprise Server 15 SP3-LTSS libnfs Affected
SUSE Linux Enterprise Server 15-LTSS libnfs Affected
SUSE Linux Enterprise Server for SAP Applications 15 libnfs Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP1 libnfs Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 libnfs Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 libnfs Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP4 libnfs In progress
SUSE Linux Enterprise Server for SAP Applications 15 SP5 libnfs In progress
SUSE Manager Proxy 4.0 libnfs Affected
SUSE Manager Proxy 4.1 libnfs Affected
SUSE Manager Proxy 4.2 libnfs Affected
SUSE Manager Retail Branch Server 4.0 libnfs Affected
SUSE Manager Retail Branch Server 4.1 libnfs Affected
SUSE Manager Retail Branch Server 4.2 libnfs Affected
SUSE Manager Server 4.0 libnfs Affected
SUSE Manager Server 4.1 libnfs Affected
SUSE Manager Server 4.2 libnfs Affected
openSUSE Leap 15.3 libnfs Affected
openSUSE Leap 15.4 libnfs Affected
openSUSE Leap 15.5 libnfs Affected
openSUSE Leap 15.6 libnfs Affected

SUSE Timeline for this CVE

CVE page created: Wed Jun 10 18:00:56 2026
CVE page last modified: Wed Jul 1 13:07:54 2026