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

SecurityTracker
Archives


 


Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel Use-After-Free Flaw in tcp_v6_conn_request() Lets Remote Users Deny Service
SecurityTracker Alert ID:  1023992
SecurityTracker URL:  http://securitytracker.com/id/1023992
CVE Reference:   CVE-2010-1188   (Links to External Site)
Date:  May 19 2010
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  Exploit Included:  Yes  
Version(s): prior to 2.6.20
Description:   A vulnerability was reported in the Linux Kernel. A remote user can cause denial of service conditions in certain cases.

A remote user can a send specially crafted IPv6 packet to trigger a use-after-free memory error in tcp_v6_conn_request() and cause a kernel panic if the system has the IPV6_RECVPKTINFO option set on a listening socket.

Systems using IPv6 may be affected.

Masayuki Nakagawa reported this vulnerability.

[Editor's note: This vulnerability was originally reported in 2007.]

Impact:   A remote user can cause a kernel panic on the target system.
Solution:   The vendor issued a fix (2.6.20) in February 2007.

The vendor's advisory is available at:

http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20

Vendor URL:  www.kernel.org/ (Links to External Site)
Cause:   Access control error

Message History:   This archive entry has one or more follow-up message(s) listed below.
May 19 2010 (Red Hat Issues Fix) Linux Kernel Use-After-Free Flaw in tcp_v6_conn_request() Lets Remote Users Deny Service
Red Hat has issued a fix for Red Hat Enterprise Linux 4.7 Extended Update Support.
May 25 2010 (Red Hat Issues Fix) Linux Kernel Use-After-Free Flaw in tcp_v6_conn_request() Lets Remote Users Deny Service
Red Hat has issued a fix for Red Hat Enterprise Linux 5.3.
Nov 12 2010 (Red Hat Issues Fix) Linux Kernel Use-After-Free Flaw in tcp_v6_conn_request() Lets Remote Users Deny Service
Red Hat has issued a fix for Red Hat Enterprise Linux 3 Extended Life Cycle Support (ELS).



 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 2021, SecurityGlobal.net LLC