CVE-2020-28601 Memory corruption in CGAL
An out-of-bounds read in CGAL's Nef polygon parser allows attackers to trigger code execution or denial of service via malicious input.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-28601?
CVE-2020-28601 is a critical memory corruption vulnerability in Debian Debian Linux, published on 4 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A code execution vulnerability exists in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. An oob read vulnerability exists in Nef_2/PM_io_parser.h PM_io_parser::read_vertex() Face_of[] OOB read. An attacker can provide malicious input to trigger this vulnerability.
Which versions are affected by CVE-2020-28601?
It affects 3 products.
Products include Cgal Computational Geometry Algorithms Library, Debian Debian Linux, Fedoraproject Fedora.
How do I fix CVE-2020-28601?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-28601 being exploited?
There is no known exploitation of CVE-2020-28601 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2020-28601, GHSA-xgmv-27h3-874r, UBUNTU-CVE-2020-28601.