SUSE-SU-2026:22025-1: moderate: Security update for python-pyOpenSSL

[SLE-SECURITY-UPDATES]

# Security update for python-pyOpenSSL

Announcement ID: SUSE-SU-2026:22025-1  
Release Date: 2026-06-03T09:15:30Z  
Rating: moderate  
References:

  * bsc#1262803

  
Cross-References:

  * CVE-2026-40475

  
CVSS scores:

  * CVE-2026-40475 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-40475 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for python-pyOpenSSL fixes the following issue

  * CVE-2026-40475: improper input handling of null bytes can lead to silent
    data truncation and security-state inconsistency (bsc#1262803).

## 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 Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-883=1

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-883=1

## Package List:

  * SUSE Linux Enterprise Server 16.0 (noarch)
    * python313-pyOpenSSL-25.0.0-160000.4.1
  * SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    * python313-pyOpenSSL-25.0.0-160000.4.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-40475.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1262803

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.suse.com/pipermail/sle-security-updates/attachments/20260608/2ae428bf/attachment.htm>