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Category:   OS (Linux)  >   Linux Kernel Vendors:
Linux Kernel Btrfs Bug Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1032418
SecurityTracker URL:
CVE Reference:   CVE-2014-9710   (Links to External Site)
Date:  May 28 2015
Impact:   Root access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in the Linux Kernel. A local user can obtain elevated privileges on the target system.

A local user can exploit a race condition during which the extended attribute (xattr) is not set to bypass access control settings and gain elevated privileges.

Systems built with the Btrfs Filesystem support (CONFIG_BTRFS_FS) are affected.

Impact:   A local user can obtain root privileges on the target system.
Solution:   The vendor has issued a fix (3.19) [in November 2014].

A source code fix is also available at:

Vendor URL: (Links to External Site)
Cause:   Access control error, State error

Message History:   None.

 Source Message Contents

[Original Message Not Available for Viewing]

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