SUSE-SU-2026:23476-1: moderate: Security update for multipath-tools

[SLE-SECURITY-UPDATES]

# Security update for multipath-tools

Announcement ID: SUSE-SU-2026:23476-1  
Release Date: 2026-09-08T09:53:36Z  
Rating: moderate  
References:

  * bsc#1277199
  * bsc#1277203
  * bsc#1277205
  * bsc#1277208
  * bsc#1277209
  * bsc#1277210
  * bsc#1277212

  
Affected Products:

  * SUSE Linux Micro 6.0

  
  
An update that has seven fixes can now be installed.

## Description:

This update for multipath-tools fixes the following issues:

  * Heap Out-of-Bounds Read in Custom Format String Parser via Trailing `%`
    (bsc#1277205).
  * Path traversal in device-mapper-multipath failed_wwids management
    (bsc#1277210).
  * SCSI PRIN READ FULL STATUS responses can cause heap buffer overflows
    (bsc#1277212).
  * Local Denial of Service via Blocking IPC Send Operations (bsc#1277199).
  * Heap Out-of-Bounds Read in GPT Header Validation (bsc#1277209).
  * DoS on multipathd socket by exhausting connections (bsc#1277203).
  * Heap out-of-bounds read in device-mapper-multipath ALUA RTPG parsing
    (bsc#1277208).

Changes for multipath-tools:

  * Update to version 0.9.8+312+suse.c6cbd08.
  * Add missing NULL check in DM parser (gh#opensvc/multipath-tools#155).

## 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-6.0-886=1

## Package List:

  * SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    * multipath-tools-debuginfo-0.9.8+312+suse.c6cbd08-1.1
    * multipath-tools-0.9.8+312+suse.c6cbd08-1.1
    * kpartx-debuginfo-0.9.8+312+suse.c6cbd08-1.1
    * libmpath0-debuginfo-0.9.8+312+suse.c6cbd08-1.1
    * kpartx-0.9.8+312+suse.c6cbd08-1.1
    * libmpath0-0.9.8+312+suse.c6cbd08-1.1
    * multipath-tools-debugsource-0.9.8+312+suse.c6cbd08-1.1

## References:

  * https://bugzilla.suse.com/show_bug.cgi?id=1277199
  * https://bugzilla.suse.com/show_bug.cgi?id=1277203
  * https://bugzilla.suse.com/show_bug.cgi?id=1277205
  * https://bugzilla.suse.com/show_bug.cgi?id=1277208
  * https://bugzilla.suse.com/show_bug.cgi?id=1277209
  * https://bugzilla.suse.com/show_bug.cgi?id=1277210
  * https://bugzilla.suse.com/show_bug.cgi?id=1277212

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