Bug 1434353 (CVE-2017-7207)

Summary:	CVE-2017-7207 ghostscript: NULL pointer dereference in mem_get_bits_rectangle()
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	abhgupta, slawomir, tiwillia, twaugh, zdohnal
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A NULL pointer dereference flaw was found in ghostscript's mem_get_bits_rectangle function. A specially crafted postscript document could cause a crash in the context of the gs process.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:09:22 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1434497, 1435546
Bug Blocks:	1415638, 1434354

Description Adam Mariš 2017-03-21 10:42:23 UTC

A null pointer vulnerability was found in mem_get_bits_rectangle() when trying to read from unallocated memory.

Upstream bug:

https://bugs.ghostscript.com/show_bug.cgi?id=697676

Upstream patch:

http://git.ghostscript.com/?p=ghostpdl.git;h=309eca4e0a31ea70dcc844812691439312dad091

Comment 1 David Kaspar // Dee'Kej 2017-03-21 14:53:09 UTC

Hello Adam,

will you be creating a BZ for this in Fedora as well, or should I clone it? I'm currently waiting for it.

Best regards,

Dee'Kej

Comment 2 Adam Mariš 2017-03-21 15:46:19 UTC

Created ghostscript tracking bugs for this issue:

Affects: fedora-all [bug 1434497]

Comment 3 Adam Mariš 2017-03-21 15:47:54 UTC

(In reply to David Kaspar [Dee'Kej] from comment #1)
> Hello Adam,
> 
> will you be creating a BZ for this in Fedora as well, or should I clone it?
> I'm currently waiting for it.
> 
> Best regards,
> 
> Dee'Kej

Hi David,

Sorry, forgot to create it. It's done now. Thanks for noticing!

Comment 8 errata-xmlrpc 2017-08-01 23:06:00 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2017:2180 https://access.redhat.com/errata/RHSA-2017:2180