Bug 1728490 (CVE-2019-13112) - CVE-2019-13112 exiv2: uncontrolled memory allocation in PngChunk::parseChunkContent causing denial of service
Summary: CVE-2019-13112 exiv2: uncontrolled memory allocation in PngChunk::parseChunkC...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2019-13112
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: 1728491 1730422 1730423
Blocks: 1728496
TreeView+ depends on / blocked
 
Reported: 2019-07-10 05:18 UTC by Dhananjay Arunesh
Modified: 2020-04-28 16:33 UTC (History)
4 users (show)

Fixed In Version: exiv2 0.27.2
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Clone Of:
Environment:
Last Closed: 2020-04-28 16:33:05 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2020:1577 0 None None None 2020-04-28 15:27:39 UTC

Description Dhananjay Arunesh 2019-07-10 05:18:18 UTC 
A PngChunk::parseChunkContent uncontrolled memory allocation in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (crash due to an std::bad_alloc exception) via a crafted PNG image file.

Reference:
https://github.com/Exiv2/exiv2/issues/845
https://github.com/Exiv2/exiv2/pull/846
Comment 1 Dhananjay Arunesh 2019-07-10 05:18:43 UTC 
Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1728491]
Comment 2 Riccardo Schirone 2019-07-16 16:24:12 UTC 
Upstream patch:
https://github.com/Exiv2/exiv2/commit/8cdb330743b7b7f1a8e34514effde34d67c77577 [master branch]
https://github.com/Exiv2/exiv2/commit/43f154f44b838e6b232193ccbd48e5a2e94bdd35 [0.27-maintenance branch]
Comment 5 errata-xmlrpc 2020-04-28 15:27:38 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:1577 https://access.redhat.com/errata/RHSA-2020:1577
Comment 6 Product Security DevOps Team 2020-04-28 16:33:05 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-2019-13112
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