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:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2021-03-17 13:19:08 UTC
Embargoed:


Attachments (Terms of Use)

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.


Note You need to log in before you can comment on or make changes to this bug.