Bug 1792292 (CVE-2019-20020)

Summary: CVE-2019-20020 matio: stack-based buffer overflow in ReadNextStructField in mat5.c
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED UPSTREAM QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: c.david86, gwync, lupinix.fedora
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Last Closed: 2020-01-17 14:09:37 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 1792294, 1792295, 1792296    
Bug Blocks:    

Description Guilherme de Almeida Suckevicz 2020-01-17 13:41:57 UTC
A stack-based buffer over-read was discovered in ReadNextStructField in mat5.c in matio 1.5.17.

Reference:
https://github.com/tbeu/matio/issues/128

Comment 1 Guilherme de Almeida Suckevicz 2020-01-17 13:42:52 UTC
Created matio tracking bugs for this issue:

Affects: epel-6 [bug 1792294]
Affects: epel-7 [bug 1792295]
Affects: fedora-all [bug 1792296]

Comment 2 Product Security DevOps Team 2020-01-17 14:09:37 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.