Bug 656830 (CVE-2010-4250)

Summary:	CVE-2010-4250 kernel: inotify memory leak
Product:	[Other] Security Response	Reporter:	Eugene Teo (Security Response) <eteo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	arozansk, bhu, jkacur, kernel-mgr, kmcmartin, lgoncalv, lwang, pmatouse, rt-maint, tcallawa, vkrizan, williams
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:	2015-07-29 13:25:12 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:	656831, 656832, 656833
Bug Blocks:

Description Eugene Teo (Security Response) 2010-11-24 09:27:52 UTC

If inotify_init is unable to allocate a new file for the new inotify group we leak the new group.

Acknowledgements:

Red Hat would like to thank Vegard Nossum for reporting this issue.

Comment 4 Chuck Ebbert 2011-02-21 07:23:40 UTC

This was fixed by commit a2ae4cc9a16e211c8a128ba10d22a85431f093ab upstream.

Also, this vulnerability is not in the NVD, it says 'ERROR, "CVE-2010-4250" is valid CVE format, but CVE was not found.':
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-4250

Comment 5 Eugene Teo (Security Response) 2011-02-21 07:27:58 UTC

Thanks Chuck. That website usually takes some time to be updated.

Reproducer:
http://lkml.org/lkml/2010/11/23/418

Upstream commit:
http://git.kernel.org/linus/a2ae4cc9a16e211c8a128ba10d22a85431f093ab

Comment 6 errata-xmlrpc 2011-03-10 20:04:48 UTC

This issue has been addressed in following products:

  MRG for RHEL-5

Via RHSA-2011:0330 https://rhn.redhat.com/errata/RHSA-2011-0330.html

Comment 7 Eugene Teo (Security Response) 2011-03-17 11:33:37 UTC

Statement:

This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 4 and 5. It was addressed in Red Hat Enterprise MRG via https://rhn.redhat.com/errata/RHSA-2011-0330.html. A future kernel update in Red Hat Enterprise Linux 6 may address this flaw.

Comment 9 errata-xmlrpc 2011-05-10 18:11:21 UTC

This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2011:0498 https://rhn.redhat.com/errata/RHSA-2011-0498.html