CVE-2020-35636

Critical

Description

A code execution vulnerability exists in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1 in Nef_S2/SNC_io_parser.h SNC_io_parser::read_sface() sfh->volume() OOB read. 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 this vulnerability.

SeverityCritical

CVSS9.8

Exploit probability—

Product

Cgal Computational Geometry Algorithms Library

PublishedMar 4, 2021

First seenMar 4, 2021

Weakness typeCWE-129CWE-129

How to fix

Vendor advisories

security.gentoo.org/glsa/202305-34

Affected products

Product	Affected versions	Fixed in
cgal computational_geometry_algorithms_library	5.1.1	—
debian debian_linux	10.0	—

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