Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cgal | Computational Geometry Algorithms Library | 5.1.1 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://lists.debian.org/debian-lts-announce/2022/12/msg00011.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202305-34
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1225ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00011.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202305-34
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1225ExploitThird Party Advisory
FAQ
What is CVE-2020-35636?
CVE-2020-35636 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 craf...
How severe is CVE-2020-35636?
CVE-2020-35636 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-35636?
Check the references section above for vendor advisories and patch information. Affected products include: Cgal Computational Geometry Algorithms Library, Debian Debian Linux.