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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel xfs_ioc_fsgetxattr() Initialization Error Lets Local Users View Kernel Memory
SecurityTracker Alert ID:  1024418
SecurityTracker URL:  http://securitytracker.com/id/1024418
CVE Reference:   CVE-2010-3078   (Links to External Site)
Date:  Sep 10 2010
Impact:   Disclosure of system information
Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in the Linux Kernel. A local user can obtain portions of kernel memory.

The XFS_IOC_FSGETXATTR ioctl does not properly initialize stack memory. A local user can exploit this to read portions of kernel memory.

The vulnerability resides in 'fs/xfs/xfs_ioctl.c'.

The original advisory is available at:

http://www.linux.sgi.com/archives/xfs-masters/2010-09/msg00002.html

Impact:   A local user can obtain portions of kernel memory.
Solution:   No solution was available at the time of this entry.
Vendor URL:  www.kernel.org/ (Links to External Site)
Cause:   Access control error

Message History:   This archive entry has one or more follow-up message(s) listed below.
Nov 9 2010 (Red Hat Issues Fix) Linux Kernel xfs_ioc_fsgetxattr() Initialization Error Lets Local Users View Kernel Memory
Red Hat has issued a fix for Red Hat Enterprise Linux 5.



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