RHSA-2025:21628: Critical: lasso security update

Published Nov 17, 2025
·
Updated

Critical: lasso security update

Other sources

The lasso packages provide the Lasso library that implements the Liberty Alliance Single Sign-On standards, including the SAML and SAML2 specifications. It allows handling of the whole life-cycle of SAML-based federations and provides bindings for multiple languages.Security Fix(es): lasso: Type confusion in Entr'ouvert Lasso (CVE-2025-47151) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat

Affected Software

40 affected componentsFixes available
Red Hat Red Hat CodeReady Linux Builder for ARM 64
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat Enterprise Linux for Power, little endian
Red Hat Red Hat Enterprise Linux for IBM z Systems
Red Hat Red Hat CodeReady Linux Builder for Power, little endian
Red Hat Red Hat Enterprise Linux for ARM 64
Red Hat Red Hat CodeReady Linux Builder for x86_64
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems
redhat/lasso<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/java-lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/java-lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso-debugsource<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso-debugsource<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/perl-lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/perl-lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/python3-lasso<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/python3-lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/python3-lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/python3-lasso<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/java-lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso-debugsource<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/perl-lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/python3-lasso<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/python3-lasso-debuginfo<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/java-lasso-debuginfo<2.6.0-14.el8_10.aa
2.6.0-14.el8_10.aa
redhat/lasso<2.6.0-14.el8_10.aa
2.6.0-14.el8_10.aa
redhat/lasso-debuginfo<2.6.0-14.el8_10.aa
2.6.0-14.el8_10.aa
redhat/lasso-debugsource<2.6.0-14.el8_10.aa
2.6.0-14.el8_10.aa
redhat/perl-lasso-debuginfo<2.6.0-14.el8_10.aa
2.6.0-14.el8_10.aa
redhat/python3-lasso<2.6.0-14.el8_10.aa
2.6.0-14.el8_10.aa
redhat/python3-lasso-debuginfo<2.6.0-14.el8_10.aa
2.6.0-14.el8_10.aa
redhat/lasso-devel<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso-devel<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso-devel<2.6.0-14.el8_10
2.6.0-14.el8_10
redhat/lasso-devel<2.6.0-14.el8_10.aa
2.6.0-14.el8_10.aa

Remediation

Event History

Nov 17, 2025
Advisory Published
via Red Hat·10:02 PM
Data Sourced
via Red Hat·10:02 PM
DescriptionSeverityAffected Software
Dec 8, 2025
Advisory Published
via Red Hat·11:10 PM
Data Sourced
via Red Hat·11:10 PM
Remedy
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Frequently Asked Questions

1

What is the severity of RHSA-2025:21628?

RHSA-2025:21628 is classified as a critical vulnerability.

2

How do I fix RHSA-2025:21628?

To address RHSA-2025:21628, you should update the lasso package to version 2.6.0-14.el8_10.

3

Which packages are affected by RHSA-2025:21628?

RHSA-2025:21628 affects various lasso packages across multiple architectures including x86_64, ARM 64, Power, and IBM z Systems.

4

What does the lasso library do in relation to RHSA-2025:21628?

The lasso library implements the Liberty Alliance Single Sign-On standards, which includes SAML and SAML2 specifications.

5

Is there a need for a system reboot after applying the fix for RHSA-2025:21628?

A reboot may be required after updating to ensure that all services using the lasso library are restarted with the patched version.

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