Bug 1974851 - matio: incomplete fix for CVE-2019-20052
Summary: matio: incomplete fix for CVE-2019-20052
Keywords:
Status: CLOSED UPSTREAM
Alias: None
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1974853 1974852
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-06-22 16:22 UTC by Pedro Sampaio
Modified: 2021-06-22 16:41 UTC (History)
2 users (show)

Fixed In Version:
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Last Closed: 2021-06-22 16:41:05 UTC
Embargoed:

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Description Pedro Sampaio 2021-06-22 16:22:11 UTC 
A memory leak was discovered in Mat_VarCalloc in mat.c in matio 1.5.17 because SafeMulDims does not consider the rank==0 case.

Fix is here:
https://github.com/tbeu/matio/commit/a47b7cd3aca70e9a0bddf8146eb4ab0cbd19c2c3

Upstream reference:
https://github.com/tbeu/matio/issues/131

According to our testing the issue is not actually fixed:
https://bugs.mageia.org/show_bug.cgi?id=27969#c4
Comment 1 Pedro Sampaio 2021-06-22 16:23:20 UTC 
Created matio tracking bugs for this issue:

Affects: epel-all [bug 1974853]
Affects: fedora-all [bug 1974852]
Comment 2 Product Security DevOps Team 2021-06-22 16:41:05 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.
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