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Fix stack-smashing crash in DNSSEC. Thanks to Henk Jan Agteresch.

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This commit is contained in:
Simon Kelley
2014-02-06 14:45:17 +00:00
parent 854cf26907
commit 610e782a29
5 changed files with 44 additions and 22 deletions
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6
src/rfc1035.c
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@@ -1628,11 +1628,7 @@ size_t answer_request(struct dns_header *header, char *limit, size_t qlen,
(keydata = blockdata_retrieve(crecp->addr.sig.keydata, crecp->addr.sig.keylen, NULL)))
{
if (qtype == T_RRSIG)
{
char types[20];
querystr("rrsig", types, crecp->addr.sig.type_covered);
log_query(F_RRNAME, name, NULL, types);
}
log_query(F_RRNAME, name, NULL, querystr("rrsig", crecp->addr.sig.type_covered));
if ((keydata = blockdata_retrieve(crecp->addr.sig.keydata, crecp->addr.sig.keylen, NULL)) &&
add_resource_record(header, limit, &trunc, nameoffset, &ansp,
crec_ttl(crecp, now), &nameoffset,