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- Fix #1278: Incomplete wildcard proof.

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git-svn-id: file:///svn/unbound/trunk@4218 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards 2017-06-12 10:11:28 +00:00
parent 998793998d
commit c4869780d1
2 changed files with 14 additions and 4 deletions
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3
doc/Changelog
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@ -1,3 +1,6 @@
12 June 2017: Wouter
- Fix #1278: Incomplete wildcard proof.
8 June 2017: Ralph
- Added domain name based ECS whitelist.

7
services/cache/dns.c vendored
View file

@ -41,6 +41,7 @@
#include "config.h"
#include "iterator/iter_delegpt.h"
#include "validator/val_nsec.h"
#include "validator/val_utils.h"
#include "services/cache/dns.h"
#include "services/cache/rrset.h"
#include "util/data/msgreply.h"
@ -755,11 +756,17 @@ dns_cache_lookup(struct module_env* env,
if( qtype != LDNS_RR_TYPE_DS &&
(rrset=rrset_cache_lookup(env->rrset_cache, qname, qnamelen,
LDNS_RR_TYPE_CNAME, qclass, 0, now, 0))) {
uint8_t* wc = NULL;
/* if the rrset is not a wildcard expansion, with wcname */
/* because, if we return that CNAME rrset on its own, it is
* missing the NSEC or NSEC3 proof */
if(!(val_rrset_wildcard(rrset, &wc) && wc != NULL)) {
struct dns_msg* msg = rrset_msg(rrset, region, now, &k);
if(msg) {
lock_rw_unlock(&rrset->entry.lock);
return msg;
}
}
lock_rw_unlock(&rrset->entry.lock);
}