Bug 843038

Summary:	CVE-2012-2133 kernel: use after free bug in "quota" handling [fedora-all]
Product:	[Fedora] Fedora	Reporter:	Petr Matousek <pmatouse>
Component:	kernel	Assignee:	Kernel Maintainer List <kernel-maint>
Status:	CLOSED CURRENTRELEASE	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	16	CC:	davej, gansalmon, itamar, jforbes, jonathan, jwboyer, kernel-maint, madhu.chinakonda
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Release Note
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2012-07-25 12:15:16 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:
Bug Blocks:	817430

Description Petr Matousek 2012-07-25 11:54:49 UTC

This is an automatically created tracking bug!  It was created to ensure
that one or more security vulnerabilities are fixed in affected Fedora
versions.

For comments that are specific to the vulnerability please use bugs filed
against "Security Response" product referenced in the "Blocks" field.

For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs

When creating a Bodhi update request, please include this bug ID and the
bug IDs of this bug's parent bugs filed against the "Security Response"
product (the top-level CVE bugs).  Please mention the CVE IDs being fixed
in the RPM changelog when available.

Bodhi update submission link:
https://admin.fedoraproject.org/updates/new/?type_=security&bugs=817430

Please note: this issue affects multiple supported versions of Fedora.
Only one tracking bug has been filed; please ensure that it is only closed
when all affected versions are fixed.


Reproducers, if any, will remain confidential and never be made public, unless done so by the security team.

[bug automatically created by: add-tracking-bugs]

Comment 1 Josh Boyer 2012-07-25 12:15:16 UTC

This was fixed upstream with

commmit 90481622d75715bfcb68501280a917dbfe516029
Author: David Gibson <david.id.au>
Date:   Wed Mar 21 16:34:12 2012 -0700

    hugepages: fix use after free bug in "quota" handling
   

That is contained in 3.4-rc1.  All supported Fedora releases are on 3.4 final or newer.  This is already fixed in all releases.