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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel Netfilter jumpstack Allocation Error Lets Local Users Cause Denial of Service Conditions on the Target System
SecurityTracker Alert ID:  1040446
SecurityTracker URL:  http://securitytracker.com/id/1040446
CVE Reference:   CVE-2018-1065   (Links to External Site)
Date:  Mar 5 2018
Impact:   Denial of service via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in the Linux kernel. A local user can cause denial of service conditions on the target system.

A local user with the capability to insert iptables/netfilter rules can insert a specially crafted rule to trigger a jump to an invalid chain and cause the target system to crash.

The original advisory is available at:

http://lists.openwall.net/netdev/2018/01/27/46

Impact:   A local user can cause denial of service conditions on the target system.
Solution:   A proposed patch is available at:

http://patchwork.ozlabs.org/patch/870355/

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

Message History:   None.


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