DescriptionMultiple 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_2/PM_io_parser.h PM_io_parser<PMDEC>::read_face() store_iv().
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2649-1, DLA-3226-1
Debian Bugs985671

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
cgal (PTS)buster4.13-1vulnerable
buster (security)4.13-1+deb10u1fixed
bookworm, sid5.5.1-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

The code snippet in the TALOS report marks the wrong line. The description hints 4 lines earlier.

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