SUSE-SU-2026:24218-1: moderate: Security update for python-jwcrypto

[SLE-SECURITY-UPDATES]

# Security update for python-jwcrypto

Announcement ID: SUSE-SU-2026:24218-1  
Release Date: 2026-10-09T12:12:47Z  
Rating: moderate  
References:

  * bsc#1280816

  
Cross-References:

  * CVE-2026-92091

  
CVSS scores:

  * CVE-2026-92091 ( 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-2026-92091 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-92091 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/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-jwcrypto fixes the following issue:

  * CVE-2026-92091: `JWK.import_key()` validates the `key_ops` JWK member for
    duplicate values using a quadratic complexity algorithm, which allows
    attackers to cause a denial of service via excessive resource consumption
    (bsc#1280816).

## 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 for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-1886

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-1886

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    * python313-jwcrypto-1.5.6-160000.5.1
  * SUSE Linux Enterprise Server 16.0 (noarch)
    * python313-jwcrypto-1.5.6-160000.5.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-92091.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1280816

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.suse.com/pipermail/sle-security-updates/attachments/20261020/aa7cb5e6/attachment.htm>