Affected: AlmaLinux:9: lasso, AlmaLinux:9: lasso-devel, AlmaLinux:9: python3-lasso

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.

A type confusion vulnerability exists in the lasso_node_impl_init_from_xml functionality of Entr'ouvert Lasso 2.5.1 and 2.8.2. A specially crafted SAML response can lead to an arbitrary code execution. An attacker can send a malformed SAML response to trigger this vulnerability.

A type confusion vulnerability exists in the lasso_node_impl_init_from_xml functionality of Entr'ouvert Lasso 2.5.1 and 2.8.2. A specially crafted SAML response can lead to an arbitrary code execution. An attacker can send a malformed SAML response to trigger this vulnerability.

Affected: openEuler:22.03-LTS-SP4: lasso

The package is a implements the Liberty Alliance Single Sign On standards library, includeing the SAML2 and SAML specifications. it provides bindings for multiple languages.and allows to handle the whole life-cycle of SAML based Federations. Security Fix(es):

A denial of service vulnerability exists in the lasso_provider_verify_saml_signature functionality of Entr'ouvert Lasso 2.5.1. A specially crafted SAML response can lead to a denial of service. An attacker can send a malformed SAML response to trigger this vulnerability.(CVE-2025-46404)

A denial of service vulnerability exists in the g_assert_not_reached functionality of Entr ouvert Lasso 2.5.1 and 2.8.2. A specially crafted SAML assertion response can lead to a denial of service. An attacker can send a malformed SAML response to trigger this vulnerability.(CVE-2025-46705)

A denial of service vulnerability exists in the lasso_node_init_from_message_with_format functionality of Entr ouvert Lasso 2.5.1. A specially crafted SAML response can lead to a memory depletion, resulting in denial of service. An attacker can send a malformed SAML response to trigger this vulnerability.(CVE-2025-46784)

A type confusion vulnerability exists in the lasso_node_impl_init_from_xml functionality of Entr'ouvert Lasso 2.5.1 and 2.8.2. A specially crafted SAML response can lead to an arbitrary code execution. An attacker can send a malformed SAML response to trigger this vulnerability.(CVE-2025-47151)

Security update for lasso

lasso: Type confusion in Entr'ouvert Lasso

Security update for lasso

Affected: Ubuntu:16.04:LTS: lasso, Ubuntu:18.04:LTS: lasso, Ubuntu:20.04:LTS: lasso, Ubuntu:22.04:LTS: lasso, Ubuntu:24.04:LTS: lasso

A type confusion vulnerability exists in the lasso_node_impl_init_from_xml functionality of Entr'ouvert Lasso 2.5.1 and 2.8.2. A specially crafted SAML response can lead to an arbitrary code execution. An attacker can send a malformed SAML response to trigger this vulnerability.

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Enterprise Linux (lasso) ausnutzen, um beliebigen Programmcode auszuführen.