Issued:
2025-11-17
Updated:
2025-11-17

RHSA-2025:21462 - Critical: lasso security update

Synopsis

Critical: lasso security update

Type/Severity

Security Advisory Critical

Topic

An update for lasso is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for x86_649x86_64
Red Hat Enterprise Linux for Power, little endian9ppc64le
Red Hat Enterprise Linux for IBM z Systems9s390x
Red Hat Enterprise Linux for ARM 649aarch64
Red Hat CodeReady Linux Builder for x86_649x86_64
Red Hat CodeReady Linux Builder for Power, little endian9ppc64le
Red Hat CodeReady Linux Builder for IBM z Systems9s390x
Red Hat CodeReady Linux Builder for ARM 649aarch64

Updated Packages

  • lasso-devel-2.7.0-11.el9_7.3.x86_64.rpm
  • perl-lasso-debuginfo-2.7.0-11.el9_7.3.s390x.rpm
  • perl-lasso-debuginfo-2.7.0-11.el9_7.3.ppc64le.rpm
  • lasso-2.7.0-11.el9_7.3.i686.rpm
  • perl-lasso-debuginfo-2.7.0-11.el9_7.3.x86_64.rpm
  • lasso-devel-2.7.0-11.el9_7.3.ppc64le.rpm
  • lasso-2.7.0-11.el9_7.3.src.rpm
  • python3-lasso-debuginfo-2.7.0-11.el9_7.3.ppc64le.rpm
  • lasso-devel-2.7.0-11.el9_7.3.s390x.rpm
  • lasso-debuginfo-2.7.0-11.el9_7.3.i686.rpm
  • perl-lasso-debuginfo-2.7.0-11.el9_7.3.i686.rpm
  • python3-lasso-debuginfo-2.7.0-11.el9_7.3.s390x.rpm
  • lasso-debuginfo-2.7.0-11.el9_7.3.x86_64.rpm
  • lasso-debugsource-2.7.0-11.el9_7.3.aarch64.rpm
  • lasso-debugsource-2.7.0-11.el9_7.3.s390x.rpm
  • lasso-debuginfo-2.7.0-11.el9_7.3.ppc64le.rpm
  • perl-lasso-debuginfo-2.7.0-11.el9_7.3.aarch64.rpm
  • python3-lasso-2.7.0-11.el9_7.3.x86_64.rpm
  • lasso-debugsource-2.7.0-11.el9_7.3.ppc64le.rpm
  • python3-lasso-debuginfo-2.7.0-11.el9_7.3.aarch64.rpm
  • python3-lasso-2.7.0-11.el9_7.3.s390x.rpm
  • python3-lasso-debuginfo-2.7.0-11.el9_7.3.i686.rpm
  • lasso-debugsource-2.7.0-11.el9_7.3.i686.rpm
  • python3-lasso-2.7.0-11.el9_7.3.aarch64.rpm
  • lasso-2.7.0-11.el9_7.3.x86_64.rpm
  • python3-lasso-2.7.0-11.el9_7.3.ppc64le.rpm
  • lasso-devel-2.7.0-11.el9_7.3.aarch64.rpm
  • lasso-debuginfo-2.7.0-11.el9_7.3.aarch64.rpm
  • lasso-devel-2.7.0-11.el9_7.3.i686.rpm
  • lasso-debuginfo-2.7.0-11.el9_7.3.s390x.rpm
  • lasso-debugsource-2.7.0-11.el9_7.3.x86_64.rpm
  • lasso-2.7.0-11.el9_7.3.s390x.rpm
  • python3-lasso-debuginfo-2.7.0-11.el9_7.3.x86_64.rpm
  • lasso-2.7.0-11.el9_7.3.ppc64le.rpm
  • lasso-2.7.0-11.el9_7.3.aarch64.rpm

Fixes

CVEs

References

Additional information