Bug 795707 - double-free upon "old buggy kernel" sysfs_read failure
Summary: double-free upon "old buggy kernel" sysfs_read failure
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: mdadm
Version: 17
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Jes Sorensen
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks: 795747 795748
TreeView+ depends on / blocked
 
Reported: 2012-02-21 10:44 UTC by Jim Meyering
Modified: 2013-03-13 20:41 UTC (History)
4 users (show)

Fixed In Version: mdadm-3.2.3-6.fc17
Doc Type: Bug Fix
Doc Text:
Clone Of:
: 795747 795748 (view as bug list)
Environment:
Last Closed: 2012-03-12 01:42:58 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)
avoid double-free upon "old buggy kernel" sysfs_read failure (893 bytes, patch)
2012-02-21 10:44 UTC, Jim Meyering
no flags Details | Diff

Description Jim Meyering 2012-02-21 10:44:01 UTC
Created attachment 564646 [details]
avoid double-free upon "old buggy kernel" sysfs_read failure

Description of problem: double-free upon error

Version-Release number of selected component (if applicable): 
mdadm-3.2.3-5.fc16.x86_64 (probably.  I haven't triggered it)

How reproducible: every time, I suppose

Steps to Reproduce:
1. don't know off hand
2.
3.
  
Actual results: abort, segfault, etc.


Expected results: no double free


Additional info:

Attached patch based on
git://anonscm.debian.org/pkg-mdadm/mdadm.git
b36c1880eac4e2c22783ad0e088a5e27cd2d4121

Comment 1 Fedora Update System 2012-02-23 11:05:36 UTC
mdadm-3.2.3-6.fc17 has been submitted as an update for Fedora 17.
https://admin.fedoraproject.org/updates/mdadm-3.2.3-6.fc17

Comment 2 Fedora Update System 2012-02-23 22:30:23 UTC
Package mdadm-3.2.3-6.fc17:
* should fix your issue,
* was pushed to the Fedora 17 testing repository,
* should be available at your local mirror within two days.
Update it with:
# su -c 'yum update --enablerepo=updates-testing mdadm-3.2.3-6.fc17'
as soon as you are able to.
Please go to the following url:
https://admin.fedoraproject.org/updates/FEDORA-2012-2297/mdadm-3.2.3-6.fc17
then log in and leave karma (feedback).

Comment 3 Fedora Update System 2012-03-12 01:42:58 UTC
mdadm-3.2.3-6.fc17 has been pushed to the Fedora 17 stable repository.  If problems still persist, please make note of it in this bug report.


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