Secunia CSI7
Advisories
Research
Forums
Create Profile
Our Commitment
Database
Search
Advisories by Product
Advisories by Vendor
Terminology
Report Vulnerability
Insecure Library Loading
Not critical

D-Bus Message Validation Nested Variants Denial of Service

-

Release Date:  2010-12-13    Last Update:  2010-12-27    Views:  2,662

Secunia Advisory SA42580

Where:

Local system

Impact:

DoS

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


Rémi Denis-Courmont has reported a vulnerability in D-Bus, which can be exploited by malicious, local users to cause a DoS (Denial of Service).

The vulnerability is caused due to an error when processing messages containing nested variants, which can be exploited to cause a stack overflow and e.g. crash the D-Bus daemon by sending a D-Bus message containing a large number of nested variants.

The vulnerability is reported in version 1.4.0. Other versions may also be affected.


Solution:
Update to version 1.4.1.

Further details available to Secunia VIM customers

Provided and/or discovered by:
Rémi Denis-Courmont

Original Advisory:
Rémi Denis-Courmont:
http://www.remlab.net/op/dbus-variant-recursion.shtml
http://lists.freedesktop.org/archives/dbus/2010-December/013822.html

D-Bus:
http://lists.freedesktop.org/archives/dbus/2010-December/013861.html

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: D-Bus Message Validation Nested Variants Denial of Service

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