SUSE-SU-2026:21986-1: important: Security update 5.0.8 for Multi-Linux Manager Client Tools, Salt Bundle and Salt

SLE-UPDATES null at suse.de
Thu Jun 4 08:30:38 UTC 2026 

# Security update 5.0.8 for Multi-Linux Manager Client Tools, Salt Bundle and
Salt

Announcement ID: SUSE-SU-2026:21986-1  
Release Date: 2026-06-03T13:34:00Z  
Rating: important  
References:

  * bsc#1252964
  * bsc#1254619
  * bsc#1254629
  * bsc#1254900
  * bsc#1257583
  * bsc#1257831
  * bsc#1257941
  * bsc#1258927
  * bsc#1258957
  * bsc#1259208
  * bsc#1259554
  * bsc#1259700
  * bsc#1259804
  * bsc#1259808
  * bsc#1261810

  
Cross-References:

  * CVE-2026-27448
  * CVE-2026-27459
  * CVE-2026-31958

  
CVSS scores:

  * CVE-2026-27448 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-27448 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-27448 ( NVD ):  1.7
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-27448 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-27459 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-27459 ( SUSE ):  7.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
  * CVE-2026-27459 ( NVD ):  7.2
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-27459 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-31958 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-31958 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-31958 ( NVD ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-31958 ( 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 Micro 6.0
  * SUSE Linux Micro 6.1
  * SUSE Manager Client Tools for SUSE Linux Micro 6

  
  
An update that solves three vulnerabilities and has 12 fixes can now be
installed.

## Description:

This update fixes the following issues:

golang-github-prometheus-node_exporter:

  * Version 1.10.2:

  * meminfo: Fix typo in Zswap metric name

  * Version 1.10.1:

  * filesystem: Fix mount points being collected multiple times

  * filesystem: Refactor mountinfo parsing (bsc#1261810)
  * meminfo: Add Zswap/Zswapped metrics

  * Version 1.10.0:

  * Changes:

    * mdadm: Use sysfs for RAID metrics
    * filesystem: Add erofs in default excluded fs
    * tcpstat: Use std lib binary.NativeEndian
  * New Features:

    * pcidevice: Add new collector for PCIe devices
    * AIX: Add more metrics
    * systemd: Add Virtualization metrics
    * swaps: Add new collector
  * Enhancements:

    * wifi: Add packet received and transmitted metrics
    * filesystem: Take super options into account for read-only
    * pcidevice: Add additional metrics
    * perf: Add tlb_data metrics
  * Bugs fixed:

    * interrupts: Fix OpenBSD interrupt device parsing
    * diskstats: Simplify condition
    * thermal: Sanitize darwin thermal strings
    * filesystem: Fix Darwin collector cgo memory leak
    * cpufreq: Fix: collector enable
    * ethtool: Fix returning 0 for sanitized metrics
    * netdev: Fix Darwin netdev i/o bytes metric
    * systemd: Fix logging race
    * filesystem: Fix duplicate Darwin CGO import

salt:

  * Security issues fixed:

  * CVE-2026-31958: tornado: Fixed parsing large multipart bodies with many
    parts can cause a denial of service (bsc#1259554)

  * Other updates and bugfixes:

  * Use non vendored Tornado with Python 3.11 (bsc#1257583, bsc#1259700)

  * Hardened Tornado from invalid HTTP reason phrases
  * Read full URI from ldap pillar config (bsc#1254900)
  * Fixed testsuite failures
  * Make users with backslash working for salt-ssh (bsc#1254629)
  * Fixed ansible.playbooks extra-vars quoting (bsc#1257831)
  * Fixed virtualenv call in test helper to use proper python version

uyuni-tools:

  * Version 0.1.39-0:

  * mgrpxy ssh tuning should happen before crypto policies (bsc#1254619)

  * Fixed default value for helm registry (bsc#1258927).
  * Use static supportconfig name to avoid dynamic search (bsc#1257941)
  * Do not nest multiple tarball files and instead collect all files into one
    tarball (bsc#1252964)
  * Show where final tarball was generated (bsc#1259208)

venv-salt-minion:

  * Security issues fixed:

  * CVE-2026-31958: tornado: Fixed parsing large multipart bodies with many
    parts can cause a denial of service (bsc#1259554)

  * CVE-2026-27459: pyOpenSSL: Fixed issue with large cookie value that can lead
    to a buffer overflow (bsc#1259808)
  * CVE-2026-27448: pyOpenSSL: Fixed unhandled exception can result in
    connection not being cancelled (bsc#1259804)

  * Other updates and bugfixes:

  * Use non vendored Tornado with Python 3.11 (bsc#1257583, bsc#1259700)

  * Hardened Tornado from invalid HTTP reason phrases
  * Read full URI from ldap pillar config (bsc#1254900)
  * Make users with backslash work for `salt-ssh` (bsc#1254629).
  * Fixed `ansible.playbooks` `extra-vars` quoting (bsc#1257831),
  * Fixed `virtualenv` call in test helper to use proper Python version.
  * Fixed the issue preventing SELinux profile to be loaded on SLES 16 deployed
    using cloud images (bsc#1258957)

## Special Instructions and Notes:

## 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 Manager Client Tools for SUSE Linux Micro 6  
    zypper in -t patch SUSE-Manager-Tools-For-SL-Micro-6-740=1

## Package List:

  * SUSE Manager Client Tools for SUSE Linux Micro 6 (aarch64 ppc64le s390x)
    * mgrctl-0.1.39-1.1
    * golang-github-prometheus-node_exporter-debuginfo-1.10.2-1.1
    * golang-github-prometheus-node_exporter-1.10.2-1.1
    * venv-salt-minion-3006.0-11.1
    * mgrctl-debuginfo-0.1.39-1.1
  * SUSE Manager Client Tools for SUSE Linux Micro 6 (noarch)
    * mgrctl-zsh-completion-0.1.39-1.1
    * mgrctl-bash-completion-0.1.39-1.1
    * mgrctl-lang-0.1.39-1.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-27448.html
  * https://www.suse.com/security/cve/CVE-2026-27459.html
  * https://www.suse.com/security/cve/CVE-2026-31958.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1252964
  * https://bugzilla.suse.com/show_bug.cgi?id=1254619
  * https://bugzilla.suse.com/show_bug.cgi?id=1254629
  * https://bugzilla.suse.com/show_bug.cgi?id=1254900
  * https://bugzilla.suse.com/show_bug.cgi?id=1257583
  * https://bugzilla.suse.com/show_bug.cgi?id=1257831
  * https://bugzilla.suse.com/show_bug.cgi?id=1257941
  * https://bugzilla.suse.com/show_bug.cgi?id=1258927
  * https://bugzilla.suse.com/show_bug.cgi?id=1258957
  * https://bugzilla.suse.com/show_bug.cgi?id=1259208
  * https://bugzilla.suse.com/show_bug.cgi?id=1259554
  * https://bugzilla.suse.com/show_bug.cgi?id=1259700
  * https://bugzilla.suse.com/show_bug.cgi?id=1259804
  * https://bugzilla.suse.com/show_bug.cgi?id=1259808
  * https://bugzilla.suse.com/show_bug.cgi?id=1261810

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