Mozilla Firefox 'UnbindFromTree' Stack Buffer Overflow Vulnerability

Bugtraq ID:	98511
Class:	Boundary Condition Error
CVE:
Remote:	Yes
Local:	No
Published:	May 17 2017 12:00AM
Updated:	May 17 2017 12:00AM
Credit:	Geeknik Labs.
Vulnerable:	Mozilla Firefox 50.0.2 Mozilla Firefox 50.0.1 Mozilla Firefox 55 Mozilla Firefox 53 Mozilla Firefox 52.0.1 Mozilla Firefox 52 Mozilla Firefox 51 Mozilla Firefox 50.1 Mozilla Firefox 50
Not Vulnerable:

Mozilla Firefox 'UnbindFromTree' Stack Buffer Overflow Vulnerability

Mozilla Firefox is prone to a stack-based buffer-overflow vulnerability.

Successful exploits may allow attackers to crash the affected application, resulting in denial-of-service condition. Due to the nature of this issue, arbitrary code execution may be possible but this has not been confirmed.

Mozilla Firefox versions 50 through 55 are vulnerable ; other versions may also be affected.

Mozilla Firefox 'UnbindFromTree' Stack Buffer Overflow Vulnerability

The researcher has created a proof-of-concept to demonstrate the issue. Please see the references for more information.

Mozilla Firefox 'UnbindFromTree' Stack Buffer Overflow Vulnerability

Solution:
Currently, we are not aware of any vendor-supplied patches. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Mozilla Firefox 'UnbindFromTree' Stack Buffer Overflow Vulnerability

References:

• Unpatched Mozilla Firefox v50 - v55 Stack Overflow DoS Vulnerability (Seclists.org)
  
• Mozilla Firefox Homepage (Mozilla)
  
• Stack overflow in UnbindFromTree (Mozilla)