SUSE-SU-2026:2257-1: important: Security update for salt

[SLE-UPDATES]

# Security update for salt

Announcement ID: SUSE-SU-2026:2257-1  
Release Date: 2026-06-03T14:21:02Z  
Rating: important  
References:

  * bsc#1254629
  * bsc#1254900
  * bsc#1257583
  * bsc#1257831
  * bsc#1259554
  * bsc#1259700
  * jsc#MSQA-1052

  
Cross-References:

  * CVE-2026-31958

  
CVSS scores:

  * 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 Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7
  * Systems Management Module 15-SP7

  
  
An update that solves one vulnerability, contains one feature and has five
security fixes can now be installed.

## Description:

This update for salt fixes the following issue:

Security issues fixed:

  * CVE-2026-31958: python-tornado: 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)
  * Harden 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.

## 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:

  * Systems Management Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Systems-Management-15-SP7-2026-2257=1

## Package List:

  * Systems Management Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * salt-3006.0-150700.14.23.1
    * salt-ssh-3006.0-150700.14.23.1
    * salt-standalone-formulas-configuration-3006.0-150700.14.23.1
    * salt-master-3006.0-150700.14.23.1
    * python311-salt-3006.0-150700.14.23.1
    * salt-doc-3006.0-150700.14.23.1
    * salt-syndic-3006.0-150700.14.23.1
    * salt-api-3006.0-150700.14.23.1
    * salt-transactional-update-3006.0-150700.14.23.1
    * salt-proxy-3006.0-150700.14.23.1
    * salt-minion-3006.0-150700.14.23.1
  * Systems Management Module 15-SP7 (noarch)
    * salt-bash-completion-3006.0-150700.14.23.1
    * salt-fish-completion-3006.0-150700.14.23.1
    * salt-zsh-completion-3006.0-150700.14.23.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-31958.html
  * 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=1259554
  * https://bugzilla.suse.com/show_bug.cgi?id=1259700
  * https://jira.suse.com/browse/MSQA-1052

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