Bug 509625 - kernel: fd leak if pipe() is called with an invalid address [rhel-5.4]
Summary: kernel: fd leak if pipe() is called with an invalid address [rhel-5.4]
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: kernel
Version: 5.4
Hardware: All
OS: Linux
high
high
Target Milestone: rc
: ---
Assignee: Cong Wang
QA Contact: Red Hat Kernel QE team
URL:
Whiteboard:
Depends On:
Blocks: 509627 509628 509629 533192
TreeView+ depends on / blocked
 
Reported: 2009-07-04 07:54 UTC by Eugene Teo (Security Response)
Modified: 2013-09-30 02:09 UTC (History)
11 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
: 509627 509628 509629 (view as bug list)
Environment:
Last Closed: 2010-03-30 07:09:43 UTC
Target Upstream Version:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2010:0178 0 normal SHIPPED_LIVE Important: Red Hat Enterprise Linux 5.5 kernel security and bug fix update 2010-03-29 12:18:21 UTC

Description Eugene Teo (Security Response) 2009-07-04 07:54:52 UTC 
Description of problem:
fd leak if pipe() is called with an invalid address.

Though -EFAULT is returned, the file descriptors opened by pipe() call are left open.

Reference:
http://patchwork.kernel.org/patch/33640/
Comment 2 Eugene Teo (Security Response) 2009-07-04 08:20:51 UTC 
http://www.chineselinuxuniversity.net/patches/43722.shtml
Comment 12 Don Zickus 2009-10-21 19:12:09 UTC 
in kernel-2.6.18-170.el5
You can download this test kernel from http://people.redhat.com/dzickus/el5

Please do NOT transition this bugzilla state to VERIFIED until our QE team
has sent specific instructions indicating when to do so.  However feel free
to provide a comment indicating that this fix has been verified.
Comment 16 errata-xmlrpc 2010-03-30 07:09:43 UTC 
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2010-0178.html
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