Bug 1792480 (CVE-2019-19949) - CVE-2019-19949 ImageMagick: heap-based buffer over-read in WritePNGImage in coders/png.c
Summary: CVE-2019-19949 ImageMagick: heap-based buffer over-read in WritePNGImage in c...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2019-19949
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: 1792481 1792482 1798911
Blocks: 1792483
TreeView+ depends on / blocked
 
Reported: 2020-01-17 17:20 UTC by Guilherme de Almeida Suckevicz
Modified: 2020-03-31 22:35 UTC (History)
4 users (show)

Fixed In Version: ImageMagick 6.9.10-43, ImageMagick 7.0.8-43
Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds read was discovered in ImageMagick when writing PNG images. An attacker may abuse this flaw to trick a victim user into downloading a malicious image file and running it through ImageMagick, causing the application to crash.
Clone Of:
Environment:
Last Closed: 2020-03-31 22:35:58 UTC


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Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2020:1180 0 None None None 2020-03-31 19:33:08 UTC

Description Guilherme de Almeida Suckevicz 2020-01-17 17:20:08 UTC
In ImageMagick 7.0.8-43 Q16, there is a heap-based buffer over-read in the function WritePNGImage of coders/png.c, related to Magick_png_write_raw_profile and LocaleNCompare.

Reference:
https://github.com/ImageMagick/ImageMagick/issues/1561

Comment 1 Guilherme de Almeida Suckevicz 2020-01-17 17:21:24 UTC
Created ImageMagick tracking bugs for this issue:

Affects: epel-8 [bug 1792482]
Affects: fedora-all [bug 1792481]

Comment 6 errata-xmlrpc 2020-03-31 19:33:06 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:1180 https://access.redhat.com/errata/RHSA-2020:1180

Comment 7 Product Security DevOps Team 2020-03-31 22:35:58 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-2019-19949


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