Bug 1103626 (CVE-2014-3153)

Summary: CVE-2014-3153 kernel: futex: pi futexes requeue issue
Product: [Other] Security Response Reporter: Petr Matousek <pmatouse>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: agordeev, aquini, bhu, carnil, dhoward, esammons, fche, fhrbata, hojung.choi, howey.vernon, iboverma, jkacur, jkurik, jmarchan, jpoimboe, jross, kernel-mgr, lgoncalv, lwang, lwoodman, matt, mcressma, mmilgram, nobody, npajkovs, pholasek, plougher, rik.theys, security-response-team, williams
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard: impact=important,public=20140604,reported=20140530,source=distros,cvss2=7.2/AV:L/AC:L/Au:N/C:C/I:C/A:C,rhel-5/kernel=notaffected,rhel-6/kernel=affected,rhel-6.2.z/kernel=affected,rhel-6.4.z/kernel=affected,mrg-2/realtime-kernel=affected,rhel-7/kernel=affected,fedora-all/kernel=affected
Fixed In Version: Doc Type: Bug Fix
Doc Text:
A flaw was found in the way the Linux kernel's futex subsystem handled the requeuing of certain Priority Inheritance (PI) futexes. A local, unprivileged user could use this flaw to escalate their privileges on the system.
Story Points: ---
Clone Of: Environment:
Last Closed: 2014-07-22 19:56:20 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---
Bug Depends On: 1104516, 1104517, 1104518, 1104519, 1104520, 1104522, 1104523, 1105609, 1111462    
Bug Blocks: 1103628    

Description Petr Matousek 2014-06-02 08:43:09 UTC
A flaw was found in the way pi to pi futex requeueing was handled.

A local unprivileged user can use this flaw to increase their privileges on the system.

Comment 9 Petr Matousek 2014-06-04 19:57:09 UTC
Acknowledgements:

Red Hat would like to thank Kees Cook of Google for reporting this issue. Google acknowledges Pinkie Pie as the original reporter.

Comment 10 Petr Matousek 2014-06-05 16:28:07 UTC
Statement:

This issue did not affect the versions of the Linux kernel packages as shipped with Red Hat Enterprise Linux 5.

This issue requires local system access to be exploited. We are currently not aware of any working exploit for Red Hat Enterprise Linux 6 or Red Hat Enterprise MRG 2.

Comment 12 Petr Matousek 2014-06-06 14:03:48 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1105609]

Comment 13 Fedora Update System 2014-06-11 16:30:52 UTC
kernel-3.14.6-200.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 14 Fedora Update System 2014-06-16 23:29:55 UTC
kernel-3.14.7-100.fc19 has been pushed to the Fedora 19 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 15 errata-xmlrpc 2014-06-19 17:54:15 UTC
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2014:0771 https://rhn.redhat.com/errata/RHSA-2014-0771.html

Comment 16 errata-xmlrpc 2014-06-24 16:04:02 UTC
This issue has been addressed in following products:

  Red Hat Enterprise Linux 7

Via RHSA-2014:0786 https://rhn.redhat.com/errata/RHSA-2014-0786.html

Comment 17 errata-xmlrpc 2014-06-26 17:08:58 UTC
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6.2 AUS

Via RHSA-2014:0800 https://rhn.redhat.com/errata/RHSA-2014-0800.html

Comment 18 Martin Prpič 2014-07-16 08:15:13 UTC
IssueDescription:

A flaw was found in the way the Linux kernel's futex subsystem handled the requeuing of certain Priority Inheritance (PI) futexes. A local, unprivileged user could use this flaw to escalate their privileges on the system.

Comment 19 errata-xmlrpc 2014-07-17 15:33:13 UTC
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6.4 EUS - Server and Compute Node Only

Via RHSA-2014:0900 https://rhn.redhat.com/errata/RHSA-2014-0900.html

Comment 20 errata-xmlrpc 2014-07-22 18:04:27 UTC
This issue has been addressed in following products:

  MRG for RHEL-6 v.2

Via RHSA-2014:0913 https://rhn.redhat.com/errata/RHSA-2014-0913.html