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Linux Kernel SNMP NAT Helper Denial of Service
Secunia Advisory: SA20225
Release Date: 2006-05-23
Last Update: 2006-06-13
Popularity: 12,310 views

Critical:
Less critical
Impact: DoS
Where: From local network
Solution Status: Vendor Patch

OS:Linux Kernel 2.6.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
A vulnerability has been reported in the Linux Kernel, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to some errors within the "snmp_trap_decode()" function when handling certain SNMP packets. This can be exploited to cause memory corruption due to incorrect freeing of memory, which can potentially cause the system to crash.

Successful exploitation requires that the "ip_nat_snmp_basic" module is loaded and that traffic NAT is enabled on port 161 or 162.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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