Bug 1793171 (CVE-2019-19950)

Summary:	CVE-2019-19950 GraphicsMagick: use-after-free in ThrowException and ThrowLoggedException in magick/error.c
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	andreas, rdieter
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-01-21 02:09:33 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:	1793172, 1793173
Bug Blocks:

Description Guilherme de Almeida Suckevicz 2020-01-20 20:51:14 UTC

In GraphicsMagick 1.4 snapshot-20190403 Q8, there is a use-after-free in ThrowException and ThrowLoggedException of magick/error.c.

Reference:
https://sourceforge.net/p/graphicsmagick/bugs/603/

Upstream commit:
http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/44ab7f6c20b4

Comment 1 Guilherme de Almeida Suckevicz 2020-01-20 20:51:34 UTC

Created GraphicsMagick tracking bugs for this issue:

Affects: epel-all [bug 1793172]
Affects: fedora-all [bug 1793173]

Comment 2 Product Security DevOps Team 2020-01-21 02:09:33 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.