Bug 1992814 (CVE-2020-28589)

Summary:	CVE-2020-28589 tinyobjloader: An improper array index validation could lead to code execution.
Product:	[Other] Security Response	Reporter:	Michael Kaplan <mkaplan>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	richmattes
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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Last Closed:	2021-08-11 19:29:21 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:	1992816
Bug Blocks:

Description Michael Kaplan 2021-08-11 18:53:38 UTC

An improper array index validation vulnerability exists in the LoadObj functionality of tinyobjloader v2.0-rc1 and tinyobjloader development commit 79d4421. A specially crafted file could lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

Reference:

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1212

Comment 1 Michael Kaplan 2021-08-11 18:54:11 UTC

Created tinyobjloader tracking bugs for this issue:

Affects: fedora-all [bug 1992816]

Comment 2 Product Security DevOps Team 2021-08-11 19:29:21 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.