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- Fix Out of Bound Write Compressed Names in rdata_copy(),

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reported by X41 D-Sec.
This commit is contained in:
W.C.A. Wijngaards 2019-12-03 16:18:47 +01:00
parent 2d444a5037
commit 6c3a0b54ed
2 changed files with 3 additions and 1 deletions
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2
doc/Changelog
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@ -17,6 +17,8 @@
reported by X41 D-Sec.
- Fix Insufficient Handling of Compressed Names in dname_pkt_copy(),
reported by X41 D-Sec.
- Fix Out of Bound Write Compressed Names in rdata_copy(),
reported by X41 D-Sec.
2 December 2019: Wouter
- Merge pull request #122 from he32: In tcp_callback_writer(),

2
util/data/msgreply.c
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@ -243,10 +243,10 @@ rdata_copy(sldns_buffer* pkt, struct packed_rrset_data* data, uint8_t* to,
break;
}
if(len) {
log_assert(len <= pkt_len);
memmove(to, sldns_buffer_current(pkt), len);
to += len;
sldns_buffer_skip(pkt, (ssize_t)len);
log_assert(len <= pkt_len);
pkt_len -= len;
}
rdf++;