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Critical Denial of Service Vulnerabilities in Lasso Affecting Ubuntu Releases

Critical Denial of Service Vulnerabilities in Lasso Affecting Ubuntu Releases

First seen 2 Dec 2025, 18:33 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 13:27 UTC

Multiple critical vulnerabilities were identified in the Lasso library, affecting Ubuntu 25.04, 24.04 LTS, and 22.04 LTS. These vulnerabilities allow remote attackers to exploit malformed SAML responses, potentially causing the Lasso library to crash and resulting in a denial of service. Key vulnerabilities include CVE-2025-46404 and CVE-2025-46705.

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