|
Linux Kernel "ipv6_getsockopt_sticky()" DoS and Information Leak
|
|
Secunia Advisory:
|
SA24493
|
|
|
Release Date:
|
2007-03-12
|
|
Last Update:
|
2007-04-17
|
|
Popularity:
|
9,211 views
|
|
|
Critical:
|
Less critical
|
|
Impact:
|
Exposure of sensitive information
DoS
|
|
Where:
|
Local system
|
|
Solution Status:
|
Vendor Patch
|
|
| OS: | Linux Kernel 2.6.x
|
|
|
Subscribe:
|
Instant alerts on relevant vulnerabilities 
|
|
| CVE reference: | CVE-2007-1000
|
|
Description:
A vulnerability has been reported in the Linux Kernel, which can be exploited by malicious, local users to cause a DoS (Denial of Service) or disclose potentially sensitive information.
The vulnerability is due to a NULL pointer dereference within the "ipv6_getsockopt_sticky()" function in net/ipv6/ipv6_sockglue.c. This can be exploited to crash the kernel or disclose kernel memory.
The vulnerability is reported in versions prior to 2.6.20.2.
Solution:
Update to version 2.6.20.2.
Provided and/or discovered by:
Reported by an anonymous person.
Changelog:
2007-03-14: Added link to US-CERT.
2007-03-14: Added CVE reference.
2007-04-17: Updated CVE reference.
Original Advisory:
http://bugzilla.kernel.org/show_bug.cgi?id=8134
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.2
Other References:
US-CERT VU#920689:
http://www.kb.cert.org/vuls/id/920689
|
|
|
Track this Secunia Advisory
|
Customers of the Secunia Vulnerability Intelligence solutions will automatically receive updates when new information regarding this advisory is released.
Read more about our Vulnerability Intelligence solutions and what they can do for you and your company.
|
|
|
About this Secunia Advisory
|
Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
|
