Bug 653604 (CVE-2010-4170)

Summary:	CVE-2010-4170 Systemtap: Insecure loading of modules
Product:	[Other] Security Response	Reporter:	Jan Lieskovsky <jlieskov>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	dsmith, fche, rcvalle, security-response-team
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2010-12-22 15:41:02 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:	653677, 653678, 653679, 653680, 653684, 653685, 654318
Bug Blocks:

Description Jan Lieskovsky 2010-11-15 19:12:17 UTC

It was found that systemtap runtime tool (staprun)
did not handle the loading of user specified modules
securely. A local attacker could use this flaw to
escalate their privileges.

References:
[1] http://sources.redhat.com/ml/systemtap/2010-q4/msg00230.html

Upstream changeset:
[2] http://sources.redhat.com/git/gitweb.cgi?p=systemtap.git;a=commit;h=b7565b41228bea196cefa3a7d43ab67f8f9152e2

Acknowledgements:

Red Hat would like to thank Tavis Ormandy for reporting this issue.

Comment 1 Jan Lieskovsky 2010-11-15 19:21:54 UTC

This issue affects the versions of the systemtap package, as shipped
with Red Hat Enterprise Linux 4, 5 and 6.

--

This issue affects the versions of the systemtap package, as shipped
with Fedora release of 12 and 13.

Comment 2 Jan Lieskovsky 2010-11-15 19:43:32 UTC

The CVE identifier of CVE-2010-4170 has been assigned to this issue.

Comment 7 errata-xmlrpc 2010-11-17 14:38:51 UTC

This issue has been addressed in following products:

  Red Hat Enterprise Linux 5
  Red Hat Enterprise Linux 6

Via RHSA-2010:0894 https://rhn.redhat.com/errata/RHSA-2010-0894.html

Comment 8 errata-xmlrpc 2010-11-17 14:54:20 UTC

This issue has been addressed in following products:

  Red Hat Enterprise Linux 4

Via RHSA-2010:0895 https://rhn.redhat.com/errata/RHSA-2010-0895.html

Comment 9 Huzaifa S. Sidhpurwala 2010-11-17 15:15:13 UTC

Created systemtap tracking bugs for this issue

Affects: fedora-all [bug 654318]