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Fix bug in parallel DNS: out-of-bounds read in timeouts

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dmiller
2025-07-03 17:32:45 +00:00
parent 3d36f2b005
commit 47ee5c2923
1 changed files with 2 additions and 0 deletions
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nmap_dns.cc
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@@ -601,6 +601,8 @@ static int deal_with_timedout_reads(bool adjust_timing) {
else { else {
may_increase = false; may_increase = false;
tpreq->tries++; tpreq->tries++;
if (tpreq->tries > MAX_DNS_TRIES)
tpreq->tries = MAX_DNS_TRIES;
servI->in_process.erase(reqI); servI->in_process.erase(reqI);
records.erase(tpreq->id); records.erase(tpreq->id);
servI->reqs_on_wire--; servI->reqs_on_wire--;