Bug 1828990 (CVE-2020-11764) - CVE-2020-11764 OpenEXR: out-of-bounds write in copyIntoFrameBuffer function in ImfMisc.cpp
Summary: CVE-2020-11764 OpenEXR: out-of-bounds write in copyIntoFrameBuffer function i...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2020-11764
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: 1828991 1828992 1833552 1833553 1833554
Blocks: 1829017
TreeView+ depends on / blocked
 
Reported: 2020-04-28 17:11 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-02-16 20:11 UTC (History)
6 users (show)

Fixed In Version: OpenEXR 2.4.1
Clone Of:
Environment:
Last Closed: 2020-09-29 22:00:35 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2020:4039 0 None None None 2020-09-29 20:50:30 UTC

Description Guilherme de Almeida Suckevicz 2020-04-28 17:11:45 UTC 
An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds write in copyIntoFrameBuffer in ImfMisc.cpp.

References:
https://bugs.chromium.org/p/project-zero/issues/detail?id=1987
https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#version-241-february-11-2020
Comment 1 Guilherme de Almeida Suckevicz 2020-04-28 17:12:07 UTC 
Created OpenEXR tracking bugs for this issue:

Affects: fedora-all [bug 1828991]


Created mingw-OpenEXR tracking bugs for this issue:

Affects: fedora-all [bug 1828992]
Comment 3 Todd Cullum 2020-05-08 21:44:51 UTC 
Mitigation:

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Comment 5 Todd Cullum 2020-05-12 17:57:33 UTC 
Upstream patch: https://github.com/AcademySoftwareFoundation/openexr/pull/643/commits/04c34671216af4253ae9816960df411f7afa9e86
Comment 6 Todd Cullum 2020-05-12 18:11:06 UTC 
This flaw affects versions of OpenEXR shipped in Red Hat Enterprise Linux 7 and 8.
Comment 7 errata-xmlrpc 2020-09-29 20:50:29 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:4039 https://access.redhat.com/errata/RHSA-2020:4039
Comment 8 Product Security DevOps Team 2020-09-29 22:00:35 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-11764
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