SUSE-SU-2025:3676-1: critical: Security update for samba

[SLE-UPDATES]

# Security update for samba

Announcement ID: SUSE-SU-2025:3676-1  
Release Date: 2025-10-20T08:26:42Z  
Rating: critical  
References:

  * bsc#1251279
  * bsc#1251280

  
Cross-References:

  * CVE-2025-10230
  * CVE-2025-9640

  
CVSS scores:

  * CVE-2025-10230 ( SUSE ):  10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
  * CVE-2025-9640 ( SUSE ):  4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
  * CVE-2025-9640 ( NVD ):  4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

  
Affected Products:

  * Basesystem Module 15-SP7
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise High Availability Extension 15 SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for samba fixes the following issues:

  * CVE-2025-9640: Fixed uninitialized memory disclosure via vfs_streams_xattr
    (bsc#1251279).
  * CVE-2025-10230: Fixed command Injection in WINS server hook script
    (bsc#1251280).

Update to 4.21.8:

  * netr_LogonSamLogonEx returns NR_STATUS_ACCESS_DENIED with SysvolReady=0;
    (bso#14981).
  * getpwuid does not shift to new DC when current DC is down; (bso#15844).
  * Windows security hardening locks out schannel'ed netlogon dc calls like
    netr_DsRGetDCName; (bso#15876).
  * kinit command is failing with Missing cache Error; (bso#15840).
  * Figuring out the DC name from IP address fails and breaks
    fork_domain_child(); (bso#15891).
  * Delayed leader broadcast can block ctdb forever; (bso#15892).
  * 'net ads group' failed to list domain groups; (bso#15900).
  * Apparently there is a conflict between shadow_copy2 module and virusfilter
    (action quarantine); (bso#15663).
  * Fix handling of empty GPO link; (bso#15877).
  * SMB ACL inheritance doesn't work for files created; (bso#15880).

## 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:

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2025-3676=1

  * SUSE Linux Enterprise High Availability Extension 15 SP7  
    zypper in -t patch SUSE-SLE-Product-HA-15-SP7-2025-3676=1

## Package List:

  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * samba-client-libs-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-devel-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * libldb-devel-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-python3-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-winbind-libs-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-gpupdate-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-dcerpc-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-dcerpc-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-python3-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-libs-python3-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-libs-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * libldb2-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * python3-ldb-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-winbind-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-client-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-libs-python3-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * ldb-tools-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-ldb-ldap-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-debugsource-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-client-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * python3-ldb-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * ldb-tools-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * libldb2-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-client-libs-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-libs-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-tool-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-winbind-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-ldb-ldap-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-winbind-libs-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
  * Basesystem Module 15-SP7 (aarch64 x86_64)
    * samba-ceph-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-ceph-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
  * Basesystem Module 15-SP7 (x86_64)
    * samba-client-libs-32bit-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-winbind-libs-32bit-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-libs-32bit-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-libs-32bit-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * libldb2-32bit-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-client-libs-32bit-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-winbind-libs-32bit-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * libldb2-32bit-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
  * SUSE Linux Enterprise High Availability Extension 15 SP7 (aarch64 ppc64le
    s390x x86_64)
    * ctdb-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * ctdb-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-debugsource-4.21.8+git.418.e80c9b2a88c-150700.3.11.2
    * samba-debuginfo-4.21.8+git.418.e80c9b2a88c-150700.3.11.2

## References:

  * https://www.suse.com/security/cve/CVE-2025-10230.html
  * https://www.suse.com/security/cve/CVE-2025-9640.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1251279
  * https://bugzilla.suse.com/show_bug.cgi?id=1251280

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