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Category:   Application (Generic)  >   Glibc Vendors:   GNU [multiple authors]
GNU Glibc mntent Newline Processing Error Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1024043
SecurityTracker URL:  http://securitytracker.com/id/1024043
CVE Reference:   CVE-2010-0296   (Links to External Site)
Date:  May 27 2010
Impact:   Root access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.11.1
Description:   A vulnerability was reported in Glibc. A local user can obtain elevated privileges on the target system.

The mntent functions in the GNU C library do not properly handle newlines. A local user that can inject newlines into a mount entry or other affected mount helpers may be able to execute arbitrary commands on the target system with root privileges.

Jeff Layton and Dan Rosenberg reported this vulnerability.

Impact:   A local user can obtain elevated privileges on the target system.
Solution:   The vendor has issued a source code fix, available at:

http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ab00f4eac8f4932211259ff87be83144f5211540

Vendor URL:  www.gnu.org/software/libc/ (Links to External Site)
Cause:   Not specified
Underlying OS:   Linux (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Apr 5 2011 (Red Hat Issues Fix) GNU Glibc mntent Newline Processing Error Lets Local Users Gain Elevated Privileges   (bugzilla@redhat.com)
Red Hat has issued a fix for Red Hat Enterprise Linux 5.
Jul 29 2011 (VMware Issues Fix for ESX) GNU Glibc mntent Newline Processing Error Lets Local Users Gain Elevated Privileges   (VMware Security Announcements <security-announce@lists.vmware.com>)
VMware has issued a fix for VMware ESX.
Feb 14 2012 (Red Hat Issues Fix) GNU Glibc mntent Newline Processing Error Lets Local Users Gain Elevated Privileges   (bugzilla@redhat.com)
Red Hat has issued a fix for Red Hat Enterprise Linux 4.



 Source Message Contents

Date:  Thu, 27 May 2010 14:21:48 +0000
Subject:  GNU C Library


http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ab00f4eac8f4932211259ff87be83144f5211540

CVE-2010-0296
 
 


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