Bug 1544847 (CVE-2018-1000051)

Summary:	CVE-2018-1000051 mupdf: use-after-free in fz_keep_key_storable function
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	mjg
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Last Closed:	2019-06-08 03:39:55 UTC	Type:	---
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
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Bug Depends On:	1544848
Bug Blocks:

Description Laura Pardo 2018-02-13 15:49:41 UTC

A flaw was found in Artifex Mupdf version 1.12.0 in fz_keep_key_storable function. There is Use After Free vulnerability which can be triggered by supplying a malformed PDF file. This can result in a Denial of Service or a Possible code execution.

References:
https://bugs.ghostscript.com/show_bug.cgi?id=698825
https://bugs.ghostscript.com/show_bug.cgi?id=698873

Patch:
http://git.ghostscript.com/?p=mupdf.git;h=321ba1de287016b0036bf4a56ce774ad11763384

Comment 1 Laura Pardo 2018-02-13 15:50:11 UTC

Created mupdf tracking bugs for this issue:

Affects: fedora-all [bug 1544848]

Comment 2 Product Security DevOps Team 2019-06-08 03:39:55 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.