Bug 1351453 (CVE-2016-5009)

Summary:	CVE-2016-5009 Ceph monitor crash: mon_command crashes ceph monitors on receiving empty prefix
Product:	[Other] Security Response	Reporter:	Siddharth Sharma <sisharma>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	anemec, btotty, ceph-eng-bugs, kdreyer, sisharma, vumrao
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 in the way handle_command() function would validate prefix value from user. An authenticated attacker could send a specially crafted prefix value resulting in ceph monitor crash.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2016-07-05 22:44:15 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:	1351264, 1351457
Bug Blocks:	1351460

Description Siddharth Sharma 2016-06-30 06:30:08 UTC

Ceph monitors crash when an empty or malformed prefix is sent to mon_command by rados.py. Authenticated attacker can crash ceph monitors by sending specially crafted input to mon_command via rados.py.

Comment 1 Siddharth Sharma 2016-06-30 06:30:20 UTC

Acknowledgments:

Name: the Ceph project
Upstream: Xiaoxi Chen

Comment 2 Siddharth Sharma 2016-06-30 06:42:34 UTC

upstream fixes:

https://github.com/ceph/ceph/pull/9700
https://github.com/ceph/ceph/commit/957ece7e95d8f8746191fd9629622d4457d690d6

Comment 6 errata-xmlrpc 2016-07-05 20:27:45 UTC

This issue has been addressed in the following products:

  Red Hat Ceph Storage 1.3 for RHEL 7

Via RHSA-2016:1384 https://access.redhat.com/errata/RHSA-2016:1384

Comment 7 errata-xmlrpc 2016-07-05 21:02:49 UTC

This issue has been addressed in the following products:

  Red Hat Ceph Storage 1.3 for Ubuntu 14.04

Via RHSA-2016:1385 https://access.redhat.com/errata/RHSA-2016:1385