Bug 1597580 (CVE-2018-13043)

Summary:	CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	manisandro, sergio
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:	2018-09-26 05:31:51 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:	1597581, 1597582
Bug Blocks:

Description Andrej Nemec 2018-07-03 09:20:12 UTC

It was found that grep-excuses uses YAML::Syck without telling YAML::Syck to not bless objects which might lead to running code the author of grep-excuses might not have intended to run.

References:

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=902409

Comment 1 Andrej Nemec 2018-07-03 09:20:46 UTC

Created devscripts tracking bugs for this issue:

Affects: epel-7 [bug 1597582]
Affects: fedora-all [bug 1597581]