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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel Memory Leaks in icmp_send() Let Remote Users Deny Service in Certain Cases
SecurityTracker Alert ID:  1021958
SecurityTracker URL:  http://securitytracker.com/id/1021958
CVE Reference:   CVE-2009-0778   (Links to External Site)
Date:  Apr 1 2009
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 2.6.25
Description:   A vulnerability was reported in the Linux Kernel. A remote user can cause the target system to stop processing network traffic.

When the target system is configured as a router with a REJECT route, a remote user can send a series of packets to multiple destination addresses within the REJECT route to trigger a memory leak and cause the system to stop processing network traffic.

The vulnerability resides in icmp_send() in 'net/ipv4/icmp.c'.

Impact:   A remote user can cause the target system to stop processing network traffic.
Solution:   The vendor has issued a fix (2.6.25).
Vendor URL:  www.kernel.org/ (Links to External Site)
Cause:   Resource error

Message History:   This archive entry has one or more follow-up message(s) listed below.
Apr 1 2009 (Red Hat Issues Fix) Linux Kernel Memory Leaks in icmp_send() Let Remote Users Deny Service in Certain Cases
Red Hat has released a fix for Red Hat Enterprise Linux 5.
Feb 2 2010 (Red Hat Issues Fix) Linux Kernel Memory Leaks in icmp_send() Let Remote Users Deny Service in Certain Cases
Red Hat has issued a fix for Red Hat Enterprise Linux 5.2 Extended Update Support.



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