bird6 spontaneous crash

Ondrej Zajicek santiago at
Tue Jul 27 11:56:08 CEST 2010

On Tue, Jul 27, 2010 at 09:37:43AM +0200, Bernhard Hahn wrote:
>  Hi Ondrej,
> Am 22.07.2010 15:23, schrieb Ondrej Zajicek:
> > Thanks, fixed.
> >
> > You can use the attached patch to fix the problem. It is IPv6 specific.
> can you give us some informations who else may be affected and the
> cicumstances of the bug?

Probably everyone using IPv6 BGP with more than ~ 500 routes. When an
update packet with many prefixes is prepared in a TX buffer, a last
prefix added to the packet might overwrite the end of the buffer (only
if the prefix is longer than /32).

Elen sila lumenn' omentielvo

Ondrej 'SanTiago' Zajicek (email: santiago at
OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3,
"To err is human -- to blame it on a computer is even more so."
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