# Security update for python-cryptography

Announcement ID: SUSE-SU-2025:01818-1  
Release Date: 2025-06-05T13:53:12Z  
Rating: low  
References:

  * bsc#1242631

  
Cross-References:

  * CVE-2025-3416

  
CVSS scores:

  * CVE-2025-3416 ( 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-2025-3416 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2025-3416 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

  
Affected Products:

  * openSUSE Leap 15.4
  * Public Cloud Module 15-SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Manager Proxy 4.3
  * SUSE Manager Retail Branch Server 4.3
  * SUSE Manager Server 4.3

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for python-cryptography fixes the following issues:

  * CVE-2025-3416: openssl: use-after-free in `Md::fetch` and `Cipher::fetch`
    when `Some(...)` value passed as `properties` argument to either function
    (bsc#1242631).

## 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:

  * Public Cloud Module 15-SP4  
    zypper in -t patch SUSE-SLE-Module-Public-Cloud-15-SP4-2025-1818=1

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2025-1818=1

## Package List:

  * Public Cloud Module 15-SP4 (aarch64 ppc64le s390x x86_64)
    * python311-cryptography-41.0.3-150400.16.22.1
  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
    * python311-cryptography-41.0.3-150400.16.22.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-3416.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1242631