Bug 1939904 (CVE-2020-28636) - CVE-2020-28636 CGAL: code execution vulnerability may lead to oob read
Summary: CVE-2020-28636 CGAL: code execution vulnerability may lead to oob read
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2020-28636
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1939907
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-03-17 09:53 UTC by Marian Rehak
Modified: 2021-03-23 00:15 UTC (History)
1 user (show)

Fixed In Version:
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Last Closed: 2021-03-17 13:19:08 UTC
Embargoed:

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Description Marian Rehak 2021-03-17 09:53:49 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_S2/SNC_io_parser.h SNC_io_parser::read_sloop() slh->twin() 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 09:54:26 UTC 
Created CGAL tracking bugs for this issue:

Affects: fedora-all [bug 1939907]
Comment 2 Product Security DevOps Team 2021-03-17 13:19:08 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 00:15:55 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.
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