Mercurial > hg > nginx-quic
view contrib/README @ 4658:c92289afb5be stable-1.2
Merge of r4611, r4620: resolver fixes.
*) Fixed segmentation fault in ngx_resolver_create_name_query().
If name passed for resolution was { 0, NULL } (e.g. as a result
of name server returning CNAME pointing to ".") pointer wrapped
to (void *) -1 resulting in segmentation fault on an attempt to
dereference it.
Reported by Lanshun Zhou.
*) Resolver: protection from duplicate responses.
If we already had CNAME in resolver node (i.e. rn->cnlen and rn->u.cname
set), and got additional response with A record, it resulted in rn->cnlen
set and rn->u.cname overwritten by rn->u.addr (or rn->u.addrs), causing
segmentation fault later in ngx_resolver_free_node() on an attempt to free
overwritten rn->u.cname. The opposite (i.e. CNAME got after A) might cause
similar problems as well.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Mon, 04 Jun 2012 10:15:55 +0000 |
parents | 63a820b0bc6c |
children | 1bdf906bba99 |
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geo2nginx.pl by Andrei Nigmatulin The perl script to convert CSV geoip database ( free download at http://www.maxmind.com/app/geoip_country ) to format, suitable for use by the ngx_http_geo_module. unicode2nginx by Maxim Dounin The perl script to convert unicode mappings ( available at http://www.unicode.org/Public/MAPPINGS/ ) to the nginx configuration file format. Two generated full maps for windows-1251 and koi8-r.