Bug 1728484 (CVE-2019-13109) - CVE-2019-13109 exiv2: denial of service in PngImage::readMetadata
Summary: CVE-2019-13109 exiv2: denial of service in PngImage::readMetadata
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2019-13109
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: 1728485 Engineering1730385 Engineering1730386
Blocks: Embargoed1728496
TreeView+ depends on / blocked
 
Reported: 2019-07-10 05:01 UTC by Dhananjay Arunesh
Modified: 2020-04-28 16:32 UTC (History)
4 users (show)

Fixed In Version: exiv2 0.27.2
Doc Type: If docs needed, set a value
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Clone Of:
Environment:
Last Closed: 2020-04-28 16:32:59 UTC

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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 15:27:37 UTC

Description Dhananjay Arunesh 2019-07-10 05:01:59 UTC 
An integer overflow in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (SIGSEGV) via a crafted PNG image file, because PngImage::readMetadata mishandles a chunkLength - iccOffset subtraction.

Reference:
https://github.com/Exiv2/exiv2/issues/790
https://github.com/Exiv2/exiv2/pull/795
Comment 1 Dhananjay Arunesh 2019-07-10 05:02:10 UTC 
Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1728485]
Comment 2 Riccardo Schirone 2019-07-16 13:54:52 UTC 
Upstream patches:
https://github.com/Exiv2/exiv2/commit/491c3ebe3b3faa6d8f75fb28146186792c2439da [master branch]
https://github.com/Exiv2/exiv2/commit/6fa2e31206127bd8bcac0269311f3775a8d6ea21 [0.27-maintenance branch]
Comment 5 errata-xmlrpc 2020-04-28 15:27:35 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 16:32:59 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-2019-13109
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