Bug 1939901 (CVE-2020-28601)

Summary:	CVE-2020-28601 CGAL: code execution vulnerability may lead to oob read
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	laurent.rineau__fedora
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Fixed In Version:		Doc Type:	If docs needed, set a value
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Clone Of:		Environment:
Last Closed:	2021-03-17 13:19:04 UTC	Type:	---
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Documentation:	---	CRM:
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1939902
Bug Blocks:

Description Marian Rehak 2021-03-17 09:52:31 UTC

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.

External Reference:

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1225

Comment 1 Marian Rehak 2021-03-17 09:53:06 UTC

Created CGAL tracking bugs for this issue:

Affects: fedora-all [bug 1939902]

Comment 2 Product Security DevOps Team 2021-03-17 13:19:04 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.

Comment 3 Fedora Update System 2021-03-23 00:15:51 UTC

FEDORA-2021-0d42c7cb33 has been pushed to the Fedora 34 stable repository.
If problem still persists, please make note of it in this bug report.