CVE-2020-35629: Out-of-bounds Read

Published Apr 18, 2022
·
Updated

Multiple 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 NefS2/SNCioparser.h SNCioparser<EW>::readsloop() slh->facet().

Affected Software

2 affected components
CGAL Computational Geometry Algorithms Library=5.1.1
Debian Debian Linux=10.0

Event History

Apr 18, 2022
CVE Published
via MITRE·04:56 PM
Data Sourced
via MITRE·04:56 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2020-35629?

CVE-2020-35629 is classified as a critical vulnerability due to its potential to lead to code execution from crafted files.

2

How do I fix CVE-2020-35629?

To fix CVE-2020-35629, upgrade the CGAL library to a patched version that addresses these vulnerabilities.

3

What types of systems are affected by CVE-2020-35629?

CVE-2020-35629 affects systems using CGAL 5.1.1 and specific versions of Debian Linux.

4

What causes CVE-2020-35629?

CVE-2020-35629 is caused by multiple code execution vulnerabilities within the Nef polygon-parsing functionality in CGAL.

5

Can CVE-2020-35629 lead to unauthorized access?

Yes, if exploited, CVE-2020-35629 can allow an attacker to execute arbitrary code, potentially leading to unauthorized access.

Contact

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