Security update for salt

Announcement ID: SUSE-SU-2026:21993-1
Release Date: 2026-06-03T12:58:39Z
Rating: important
References:
Cross-References:
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 Micro 6.1

An update that solves one vulnerability and has five fixes can now be installed.

Description:

This update for salt fixes the following issues:

  • 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

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 Linux Micro 6.1
    zypper in -t patch SUSE-SLE-Micro-6.1-561=1

Package List:

  • SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    • salt-transactional-update-3006.0-slfo.1.1_7.1
    • python311-salt-3006.0-slfo.1.1_7.1
    • salt-minion-3006.0-slfo.1.1_7.1
    • salt-3006.0-slfo.1.1_7.1

References: