Bug 1728509 (CVE-2018-20847) - CVE-2018-20847 openjpeg: integer overflow in function opj_get_encoding_parameters in openjp2/pi.c
Summary: CVE-2018-20847 openjpeg: integer overflow in function opj_get_encoding_parame...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2018-20847
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1728510 1728511 1730714 1734337
Blocks: 1728516
TreeView+ depends on / blocked
 
Reported: 2019-07-10 05:59 UTC by Dhananjay Arunesh
Modified: 2021-11-09 17:56 UTC (History)
15 users (show)

Fixed In Version: openjpeg 2.3.1
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Clone Of:
Environment:
Last Closed: 2021-10-27 10:46:13 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:4251 0 None None None 2021-11-09 17:56:03 UTC

Description Dhananjay Arunesh 2019-07-10 05:59:45 UTC 
An improper computation of p_tx0, p_tx1, p_ty0 and p_ty1 in the function opj_get_encoding_parameters in openjp2/pi.c in OpenJPEG through 2.3.0 can lead to an integer overflow.

Reference:
https://github.com/uclouvain/openjpeg/issues/431

Upstream commit:
https://github.com/uclouvain/openjpeg/commit/5d00b719f4b93b1445e6fb4c766b9a9883c57949
https://github.com/uclouvain/openjpeg/pull/1168/commits/c58df149900df862806d0e892859b41115875845
Comment 1 Dhananjay Arunesh 2019-07-10 06:00:01 UTC 
Created openjpeg2 tracking bugs for this issue:

Affects: epel-all [bug 1728510]
Comment 2 Dhananjay Arunesh 2019-07-10 06:01:11 UTC 
Created openjpeg tracking bugs for this issue:

Affects: fedora-all [bug 1728511]
Comment 3 Sandro Mani 2019-07-10 12:16:44 UTC 
The patch is already part of openjpeg-2.3.1, which is F28+ and epel7.
Comment 4 Tomas Hoger 2019-07-10 15:16:15 UTC 
This bug is not against Fedora and should not have been closed.
Comment 6 Riccardo Schirone 2019-07-17 12:41:15 UTC 
Created openjpeg2 tracking bugs for this issue:

Affects: openstack-rdo [bug 1730714]
Comment 8 Riccardo Schirone 2019-07-30 09:31:25 UTC 
Statement:

This issue did not affect the versions of openjpeg as shipped with Red Hat Enterprise Linux 7 as they did not include the vulnerable code, due to an older version of the tool being shipped.
This issue did not affect the versions of openjpeg2 as shipped with Red Hat Enterprise Linux 7 as they already contain the patched code.
Comment 14 errata-xmlrpc 2021-11-09 17:56:02 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:4251 https://access.redhat.com/errata/RHSA-2021:4251
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