Bug 1711905 (CVE-2019-10144)

Summary:	CVE-2019-10144 rkt: processes run with `rkt enter` are given all capabilities during stage 2
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	amurdaca, fedora.dm0, lmohanty, security-response-team, sfowler
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 flaw was found where rkt does not isolate processes in containers that are run with `rkt enter`. Processes run with `rkt enter` are given all capabilities during stage 2 (the actual environment in which the applications run). Compromised containers could exploit this flaw to access host resources.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-10 10:55:45 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:	1715686
Bug Blocks:	1711908

Description Dhananjay Arunesh 2019-05-20 11:21:26 UTC

Processes run with `rkt enter` are given all capabilities during stage 2(the actual environment in which the applications run).


Reference:

https://coreos.com/rkt/docs/latest/devel/architecture.html#stage-2

Comment 4 Sam Fowler 2019-05-28 06:36:44 UTC

Acknowledgments:

Name: Yuval Avrahami (Twistlock)

Comment 5 Sam Fowler 2019-05-31 01:06:54 UTC

Created rkt tracking bugs for this issue:

Affects: fedora-all [bug 1715686]

Comment 6 Sam Fowler 2019-05-31 01:08:09 UTC

External Reference:

https://www.twistlock.com/labs-blog/breaking-out-of-coresos-rkt-3-new-cves/

Comment 7 Product Security DevOps Team 2019-06-10 10:55:45 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.