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

SecurityTracker
Archives


 


Category:   Application (Generic)  >   Dhcp Vendors:   ISC (Internet Software Consortium)
ISC DHCP Memory Leak Lets Remote Users Deny Service
SecurityTracker Alert ID:  1027300
SecurityTracker URL:  http://securitytracker.com/id/1027300
CVE Reference:   CVE-2012-3954   (Links to External Site)
Date:  Jul 25 2012
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 4.1.x, 4.2.x
Description:   A vulnerability was reported in ISC DHCP. A remote user on the local network can cause denial of service conditions.

A remote user can send specially crafted data to trigger a small memory leak. On systems that are run for a long period without re-starting or on systems handling heavy traffic, this may consume excessive memory resources on the target system.

Both DHCPv6 and DHCPv4 modes are affected by at least one of the memory leaks.

Glen Eustace of Massey University, New Zealand, reported this vulnerability.

Impact:   A remote user on the local network can consume excessive memory resources on the target system.
Solution:   The vendor has issued a fix (4.1-ESV-R6, 4.2.4-P1).

The vendor's advisory is available at:

https://kb.isc.org/article/AA-00737

Vendor URL:  kb.isc.org/article/AA-00737 (Links to External Site)
Cause:   Resource error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Jul 26 2012 (Infoblox Issues Advisory) ISC DHCP Memory Leak Lets Remote Users Deny Service
Infoblox has issued an advisory.
Aug 3 2012 (Red Hat Issues Fix) ISC DHCP Memory Leak Lets Remote Users Deny Service
Red Hat has issued a fix for Red Hat Enterprise Linux 6.



 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