SUSE-SU-2026:3117-1: moderate: Security update for python-dulwich

[SLE-UPDATES]

# Security update for python-dulwich

Announcement ID: SUSE-SU-2026:3117-1  
Release Date: 2026-07-17T15:37:51Z  
Rating: moderate  
References:

  * bsc#1268138

  
Cross-References:

  * CVE-2026-47734

  
CVSS scores:

  * CVE-2026-47734 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-47734 ( NVD ):  5.7 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

  
Affected Products:

  * Public Cloud Module 12
  * SUSE Linux Enterprise High Performance Computing 12 SP2
  * SUSE Linux Enterprise High Performance Computing 12 SP3
  * SUSE Linux Enterprise High Performance Computing 12 SP4
  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12
  * SUSE Linux Enterprise Server 12 SP1
  * SUSE Linux Enterprise Server 12 SP2
  * SUSE Linux Enterprise Server 12 SP3
  * SUSE Linux Enterprise Server 12 SP4
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12
  * SUSE Linux Enterprise Server for SAP Applications 12 SP1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP2
  * SUSE Linux Enterprise Server for SAP Applications 12 SP3
  * SUSE Linux Enterprise Server for SAP Applications 12 SP4
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for python-dulwich fixes the following issue

  * CVE-2026-47734: Unbounded memory allocation in receive-pack from crafted
    thin packs (bsc#1268138).

## 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 12  
    zypper in -t patch SUSE-SLE-Module-Public-Cloud-12-2026-3117=1

## Package List:

  * Public Cloud Module 12 (aarch64 ppc64le s390x x86_64)
    * python-dulwich-0.18.5-4.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-47734.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1268138

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