Secunia CSI7
Advisories
Research
Forums
Create Profile
Our Commitment
Database
Search
Advisories by Product
Advisories by Vendor
Terminology
Report Vulnerability
Insecure Library Loading
Less critical

Linux Kernel Netlink Message Handling Privilege Escalation Vulnerability

-

Release Date:  2012-08-22    Last Update:  2012-10-03    Views:  2,256

Secunia Advisory SA50323

Where:

Local system

Impact:

Privilege escalation

Solution Status:

Vendor Patch

CVE Reference(s):

Description


A vulnerability has been reported in Linux Kernel, which can be exploited by malicious, local users to perform certain actions with escalated privileges.

The vulnerability is caused due to all-zero SCM_CREDENTIALS ancillary data being passed to a receiver in cases where the sender did not provide it. This can be exploited to spoof Netlink messages and perform certain actions with escalated privileges.


Solution:
Update to version 3.2.30, 3.4.12, or 3.5.5.

Provided and/or discovered by:
Pablo Neira Ayuso

Original Advisory:
Kernel.org:
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=commit;h=e0e3cea46d31
http://www.kernel.org/pub/linux/kernel/v3.0/ChangeLog-3.4.12
http://www.kernel.org/pub/linux/kernel/v3.0/ChangeLog-3.5.5

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Linux Kernel Netlink Message Handling Privilege Escalation Vulnerability

No posts yet

-

You must be logged in to post a comment.



 Products Solutions Customers Partner Resources Company
 
 Corporate
Vulnerability Intelligence Manager (VIM)
Corporate Software Inspector (CSI)
Consumer
Personal Software Inspector (PSI)
Online Software Inspector (OSI)
 Industry
Compliance
Technology
Integration
 Customers
Testimonials
 VARS
MSSP
Technology Partners
References
 Factsheets
Reports
Webinars
Events
 About us
Careers
Memberships
Newsroom


 
© 2002-2014 Secunia ApS - Rued Langgaards Vej 8, 4th floor, DK-2300 Copenhagen, Denmark - +45 7020 5144
Terms & Conditions and Copyright - Privacy - Report Vulnerability