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: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED UPSTREAM QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: richmattes
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Last Closed: 2021-08-11 19:29:21 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 1992816    
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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.