The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Multiple code execution vulnerabilities exists in the Nef polygon-parsing functionality of CGAL libcgal     CGAL-5.1.1. A specially crafted malformed file can lead to an out-of-bounds read and type confusion, which     could lead to code execution. An attacker can provide malicious input to trigger any of these     vulnerabilities. An oob read vulnerability exists in Nef_S2/SNC_io_parser.h     SNC_io_parser<EW>::read_sface() SD.link_as_face_cycle(). (CVE-2020-35631)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Published	Updated	Severity
250671	Linux Distros Unpatched Vulnerability : CVE-2020-35631	Nessus	Misc.	8/18/2025	8/18/2025	high
168418	Debian dla-3226 : libcgal-demo - security update	Nessus	Debian Local Security Checks	12/6/2022	1/22/2025	critical
176472	GLSA-202305-34 : CGAL: Multiple Vulnerabilities	Nessus	Gentoo Local Security Checks	5/30/2023	5/30/2023	critical

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critical