SUSE-SU-2026:0838-1: moderate: Security update for python-tornado

[SLE-SECURITY-UPDATES]

# Security update for python-tornado

Announcement ID: SUSE-SU-2026:0838-1  
Release Date: 2026-03-06T08:15:35Z  
Rating: moderate  
References:

  * bsc#1254903

  
Cross-References:

  * CVE-2025-67724

  
CVSS scores:

  * CVE-2025-67724 ( SUSE ):  5.3
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-67724 ( SUSE ):  5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
  * CVE-2025-67724 ( NVD ):  5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
  * CVE-2025-67724 ( NVD ):  6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

  
Affected Products:

  * Basesystem Module 15-SP7
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Micro for Rancher 5.2
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for python-tornado fixes the following issue:

  * CVE-2025-67724: missing validation of the supplied reason phrase
    (bsc#1254903).

## 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 Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-838=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-838=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-838=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-838=1

  * SUSE Linux Enterprise Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2026-838=1

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-838=1

  * SUSE Linux Enterprise Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-838=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-838=1

## Package List:

  * SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
    * python-tornado-debuginfo-4.5.3-150000.3.16.1
    * python-tornado-debugsource-4.5.3-150000.3.16.1
    * python3-tornado-debuginfo-4.5.3-150000.3.16.1
    * python3-tornado-4.5.3-150000.3.16.1
  * SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
    * python-tornado-debuginfo-4.5.3-150000.3.16.1
    * python-tornado-debugsource-4.5.3-150000.3.16.1
    * python3-tornado-debuginfo-4.5.3-150000.3.16.1
    * python3-tornado-4.5.3-150000.3.16.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)
    * python-tornado-debuginfo-4.5.3-150000.3.16.1
    * python-tornado-debugsource-4.5.3-150000.3.16.1
    * python3-tornado-debuginfo-4.5.3-150000.3.16.1
    * python3-tornado-4.5.3-150000.3.16.1
  * SUSE Linux Enterprise Micro 5.4 (aarch64 s390x x86_64)
    * python-tornado-debuginfo-4.5.3-150000.3.16.1
    * python-tornado-debugsource-4.5.3-150000.3.16.1
    * python3-tornado-debuginfo-4.5.3-150000.3.16.1
    * python3-tornado-4.5.3-150000.3.16.1
  * SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
    * python-tornado-debuginfo-4.5.3-150000.3.16.1
    * python-tornado-debugsource-4.5.3-150000.3.16.1
    * python3-tornado-debuginfo-4.5.3-150000.3.16.1
    * python3-tornado-4.5.3-150000.3.16.1
  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * python-tornado-debuginfo-4.5.3-150000.3.16.1
    * python-tornado-debugsource-4.5.3-150000.3.16.1
    * python3-tornado-debuginfo-4.5.3-150000.3.16.1
    * python3-tornado-4.5.3-150000.3.16.1
  * SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
    * python-tornado-debuginfo-4.5.3-150000.3.16.1
    * python-tornado-debugsource-4.5.3-150000.3.16.1
    * python3-tornado-debuginfo-4.5.3-150000.3.16.1
    * python3-tornado-4.5.3-150000.3.16.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
    * python-tornado-debuginfo-4.5.3-150000.3.16.1
    * python-tornado-debugsource-4.5.3-150000.3.16.1
    * python3-tornado-debuginfo-4.5.3-150000.3.16.1
    * python3-tornado-4.5.3-150000.3.16.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-67724.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1254903

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