Bug 1510921 (CVE-2016-5759)

Summary:	CVE-2016-5759 kexec-tools: mkdumprd script called "dracut" in the current working directory
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	bhe, kdump-team-bugs, ruyang
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:	2017-11-09 06:34:24 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:	1510922
Bug Blocks:	1510924

Description Adam Mariš 2017-11-08 12:54:53 UTC

The mkdumprd script called "dracut" in the current working directory "." allows local users to trick the administrator into executing code as root.

SUSE bug:

https://bugzilla.suse.com/show_bug.cgi?id=990200

Comment 1 Adam Mariš 2017-11-08 12:55:15 UTC

Created kexec-tools tracking bugs for this issue:

Affects: fedora-all [bug 1510922]

Comment 2 Stefan Cornelius 2017-11-09 06:34:32 UTC

Statement:

This issue did not affect the versions of kexec-tools as shipped with Red Hat Enterprise Linux 5, 6, and 7.