SUSE-SU-2025:21140-1: critical: Security update for lasso

[SLE-SECURITY-UPDATES]

# Security update for lasso

Announcement ID: SUSE-SU-2025:21140-1  
Release Date: 2025-11-25T13:27:21Z  
Rating: critical  
References:

  * bsc#1253092
  * bsc#1253093
  * bsc#1253095

  
Cross-References:

  * CVE-2025-46404
  * CVE-2025-46705
  * CVE-2025-47151

  
CVSS scores:

  * CVE-2025-46404 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-46404 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-46404 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-46705 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-46705 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-46705 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-47151 ( SUSE ):  9.3
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-47151 ( SUSE ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-47151 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP Applications 16.0

  
  
An update that solves three vulnerabilities can now be installed.

## Description:

This update for lasso fixes the following issues:

  * CVE-2025-46404: specially crafted SAML response can lead to a denial of
    service (bsc#1253092).
  * CVE-2025-46705: specially crafted SAML assertion response can lead to a
    denial of service (bsc#1253093).
  * CVE-2025-47151: type confusion vulnerability exists in the
    lasso_node_impl_init_from_xml functionality can lead to an arbitrary code
    execution (bsc#1253095).

## 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-16.0-52=1

  * SUSE Linux Enterprise Server for SAP Applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-52=1

## Package List:

  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * liblasso3-2.8.2-160000.3.1
    * liblasso3-debuginfo-2.8.2-160000.3.1
    * lasso-debuginfo-2.8.2-160000.3.1
    * lasso-debugsource-2.8.2-160000.3.1
    * liblasso-devel-2.8.2-160000.3.1
  * SUSE Linux Enterprise Server for SAP Applications 16.0 (ppc64le x86_64)
    * liblasso3-2.8.2-160000.3.1
    * liblasso3-debuginfo-2.8.2-160000.3.1
    * lasso-debuginfo-2.8.2-160000.3.1
    * lasso-debugsource-2.8.2-160000.3.1
    * liblasso-devel-2.8.2-160000.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-46404.html
  * https://www.suse.com/security/cve/CVE-2025-46705.html
  * https://www.suse.com/security/cve/CVE-2025-47151.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1253092
  * https://bugzilla.suse.com/show_bug.cgi?id=1253093
  * https://bugzilla.suse.com/show_bug.cgi?id=1253095

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