SUSE alert SUSE-SU-2025:1430-1 (python-h11)

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OPENSUSE-SECURITY-UPDATES <null@suse.de>
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SUSE-SU-2025:1430-1: critical: Security update for python-h11
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Fri, 02 May 2025 12:30:30 -0000
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<174618903048.25998.14413063495081007591@smelt2.prg2.suse.org>
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Article


# Security update for python-h11

Announcement ID: SUSE-SU-2025:1430-1  
Release Date: 2025-05-02T08:11:00Z  
Rating: critical  
References:

  * bsc#1241872

  
Cross-References:

  * CVE-2025-43859

  
CVSS scores:

  * CVE-2025-43859 ( SUSE ):  9.3
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-43859 ( SUSE ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2025-43859 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

  
Affected Products:

  * openSUSE Leap 15.4
  * openSUSE Leap 15.6
  * Python 3 Module 15-SP6
  * SUSE Linux Enterprise Desktop 15 SP6
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for python-h11 fixes the following issues:

  * CVE-2025-43859: leniency when parsing of line terminators in chunked-coding
    message bodies can lead to request smuggling. (bsc#1241872)

## 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:

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2025-1430=1

  * openSUSE Leap 15.6  
    zypper in -t patch openSUSE-SLE-15.6-2025-1430=1

  * Python 3 Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Python3-15-SP6-2025-1430=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-1430=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-1430=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-1430=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2025-1430=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2025-1430=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2025-1430=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2025-1430=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2025-1430=1

## Package List:

  * openSUSE Leap 15.4 (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * openSUSE Leap 15.6 (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * Python 3 Module 15-SP6 (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch)
    * python311-h11-0.14.0-150400.9.6.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch)
    * python311-h11-0.14.0-150400.9.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-43859.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1241872



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