Updated cgal packages fix security vulnerabilities:
An oob read vulnerability exists in Nef2/PMioparser.h PMioparser::readvertex() Face_of[] OOB read. An attacker can provide malicious input to trigger this vulnerability (CVE-2020-28601).
An oob read vulnerability exists in NefS2/SNCioparser.h SNCioparser::readsloop() slh->twin() An attacker can provide malicious input to trigger this vulnerability (CVE-2020-28636).
An oob read vulnerability exists in NefS2/SNCioparser.h SNCioparser::readsloop() slh->incident_sface. An attacker can provide malicious input to trigger this vulnerability (CVE-2020-35628).
An oob read vulnerability exists in NefS2/SNCioparser.h SNCioparser::readsface() sfh->volume(). An attacker can provide malicious input to trigger this vulnerability (CVE-2020-35636).
The cgal package has been updated to version 5.2.1, fixing the issues and other bugs. The openfoam and openscad packages have been rebuilt against the updated cgal library.