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OpenAdvisories
Critical ALAS2-2025-3077 4 CVEs

Critical: lasso security update (Amazon Linux 2)

Published Nov 10, 2025 · Updated Nov 10, 2025

Summary

Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2025-47151: 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-2025-46784: 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-2025-46705: 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-2025-46404: 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.

Fixed packages 4

ReleasePackageFixed in
Amazon Linux · 2 lasso 0:2.9.0-1.amzn2.0.1
Amazon Linux · 2 lasso-debuginfo 0:2.9.0-1.amzn2.0.1
Amazon Linux · 2 lasso-devel 0:2.9.0-1.amzn2.0.1
Amazon Linux · 2 python3-lasso 0:2.9.0-1.amzn2.0.1

Vulnerabilities 4

References

  • web
    https://alas.aws.amazon.com/cve/html/CVE-2025-46404.html
  • web
    https://alas.aws.amazon.com/cve/html/CVE-2025-46705.html
  • web
    https://alas.aws.amazon.com/cve/html/CVE-2025-46784.html
  • web
    https://alas.aws.amazon.com/cve/html/CVE-2025-47151.html