CERBERUS/nmap
1
0
Fork 0
mirror of https://github.com/nmap/nmap.git synced 2026-05-13 16:57:06 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Avoid comparing with invalidated iterator to end if elements are deleted.

Browse source
This commit is contained in:
dmiller 2016-09-01 03:34:22 +00:00
parent 3a01e58f36
commit 6ffce766da
1 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
scan_engine_connect.cc
View file

@ -536,8 +536,8 @@ bool do_one_select_round(UltraScanInfo *USI, struct timeval *stime) {
continue;
std::list<UltraProbe *>::iterator nextProbeI;
for (std::list<UltraProbe *>::iterator probeI = host->probes_outstanding.begin(), end = host->probes_outstanding.end();
probeI != end && numGoodSD < selectres && host->num_probes_outstanding() > 0; probeI = nextProbeI) {
for (std::list<UltraProbe *>::iterator probeI = host->probes_outstanding.begin();
probeI != host->probes_outstanding.end() && numGoodSD < selectres && host->num_probes_outstanding() > 0; probeI = nextProbeI) {
/* handleConnectResult may remove the probe at probeI, which invalidates
* the iterator. We copy and increment it here instead of in the for-loop
* statement to avoid incrementing an invalid iterator */