SUSE-SU-2026:22158-1: moderate: Security update for python-ecdsa

[SLE-UPDATES]

# Security update for python-ecdsa

Announcement ID: SUSE-SU-2026:22158-1  
Release Date: 2026-06-18T09:36:17Z  
Rating: moderate  
References:

  * bsc#1261009

  
Cross-References:

  * CVE-2026-33936

  
CVSS scores:

  * CVE-2026-33936 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-33936 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-33936 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

  
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-ecdsa fixes the following issue:

  * CVE-2026-33936: issue in the low-level DER parsing functions can cause
    unexpected exceptions to be raised from the public API functions
    (bsc#1261009).

## 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-16.0-874=1

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-874=1

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    * python313-ecdsa-0.19.1-160000.4.1
  * SUSE Linux Enterprise Server 16.0 (noarch)
    * python313-ecdsa-0.19.1-160000.4.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-33936.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1261009

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