CVE-2025-46404 Cluster - Debian Lasso Library Vulnerabilities
Category:Threat Alerts
Debian published DSA-6058-1 addressing CVE-2025-46404, CVE-2025-46705, and CVE-2025-47151 in the Lasso library, which implements SAML and Liberty Alliance protocols. The flaws allow denial-of-service and potential arbitrary code execution, mapped to T1190 and T1059. Updated packages for Bookworm (2.8.1-1+deb12u1) and Trixie (2.8.2-9+deb13u1) mitigate risk. Because Lasso is used in authentication stacks across identity providers and SSO infrastructures, exploitation could disrupt login flows or enable code injection in poorly isolated environments. While no active exploitation reports exist, weaknesses in identity middleware pose elevated risk due to widespread integration in enterprise authentication chains.
CORTEX Protocol Intelligence Assessment
Business Impact: Vulnerable identity components may allow authentication outages or compromise of federated login systems, impacting availability and regulatory compliance. Technical Context: Attackers may trigger malformed SAML operations to cause DoS or code execution depending on integration depth.
Strategic Intelligence Guidance
- Deploy patched Lasso versions from Debian repositories.
- Audit SAML integrations for dependency usage.
- Enable input validation in identity gateways.
- Monitor authentication logs for failure spikes.
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Intelligence Source: CVE-2025-46404 Cluster - Debian Lasso Library Vulnerabilities | Nov 16, 2025