ports/134199: Quagga 4 byte ASN bugfix (patch included).

[dave at daveg.ca]

>Number:         134199
>Category:       ports
>Synopsis:       Quagga 4 byte ASN bugfix (patch included).
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-ports-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon May 04 05:40:01 UTC 2009
>Closed-Date:
>Last-Modified:
>Originator:     David Gilbert
>Release:        FreeBSD 7.0-RELEASE-p4 i386
>Organization:
DaveG.ca
>Environment:
System: FreeBSD strike.dclg.ca 7.0-RELEASE-p4 FreeBSD 7.0-RELEASE-p4 #16: Thu Sep 4 00:50:04 EDT 2008 root at strike.dclg.ca:/usr/obj/usr/src/sys/STRIKE i386


Applies to all FreeBSD versions
>Description:
There's a bug in the memory allocation regarding 4 byte ASNs --- specifically only when prepended many times.  It was triggered at 0810 EDT on May 3rd.

Note for the security officer: This may be an expoitable bug.

>How-To-Repeat:
You probably need access to a full routing table feed via BGP.
>Fix:

The patch at this URL needs to be added to our set of patches for 99.11

https://www.caputo.com/foss/quagga-0.99.11-BGP-4-byte-ASN-bug-fixes.patch



>Release-Note:
>Audit-Trail:
>Unformatted: