SecurityTracker.com
    Home    |    View Topics    |    Search    |    Contact Us    |   

SecurityTracker
Archives


 


Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel Flaw in PPP over L2TP Sockets Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1030610
SecurityTracker URL:  http://securitytracker.com/id/1030610
CVE Reference:   CVE-2014-4943   (Links to External Site)
Date:  Jul 19 2014
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.

On systems with CONFIG_PPPOL2TP enabled, a local user can exploit a flaw in the pppol2tp_setsockopt() and pppol2tp_getsockopt() functions to gain kernel-level privileges.

Sasha Levin 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:

https://git.kernel.org/linus/3cf521f7dc87c031617fd47e4b7aa2593c2f3daf

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.
Jul 23 2014 (Red Hat Issues Fix) Linux Kernel Flaw in PPP over L2TP Sockets Lets Local Users Gain Elevated Privileges
Red Hat has issued a fix for Red Hat Enterprise Linux 6, 6.4, and 7.
Aug 7 2014 (Red Hat Issues Fix) Linux Kernel Flaw in PPP over L2TP Sockets Lets Local Users Gain Elevated Privileges
Red Hat has issued a fix for Red Hat Enterprise Linux 6.2.



 Source Message Contents



[Original Message Not Available for Viewing]


Go to the Top of This SecurityTracker Archive Page





Home   |    View Topics   |    Search   |    Contact Us

This web site uses cookies for web analytics. Learn More

Copyright 2019, SecurityGlobal.net LLC