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```
==160665==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x604000000038 at pc 0x55f7250d9a5c bp 0x7fff02c82b90 sp 0x7fff02c82350
READ of size 4 at 0x604000000038 thread T0
#0 0x55f7250d9a5b in __interceptor_strncpy (/home/ivan/svnrepos/nDPI/fuzz/fuzz_process_packet_with_main+0x548a5b) (BuildId: 12fd06e7a171f035d3a25f016184ac357088379c)
#1 0x55f7253e6495 in dissect_softether_ip_port /home/ivan/svnrepos/nDPI/src/lib/protocols/softether.c:303:3
#2 0x55f7253e5703 in ndpi_search_softether /home/ivan/svnrepos/nDPI/src/lib/protocols/softether.c:330:9
#3 0x55f7251d87c5 in check_ndpi_detection_func /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:5397:6
#4 0x55f7251d958b in check_ndpi_udp_flow_func /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:5433:10
#5 0x55f7251d8f2c in ndpi_check_flow_func /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:5466:12
#6 0x55f7251ead39 in ndpi_detection_process_packet /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:6293:15
#7 0x55f72512b87e in LLVMFuzzerTestOneInput /home/ivan/svnrepos/nDPI/fuzz/fuzz_process_packet.c:29:5
#8 0x55f72512b9f7 in main /home/ivan/svnrepos/nDPI/fuzz/fuzz_process_packet.c:101:17
#9 0x7fdef837b082 in __libc_start_main /build/glibc-SzIz7B/glibc-2.31/csu/../csu/libc-start.c:308:16
#10 0x55f72506a45d in _start (/home/ivan/svnrepos/nDPI/fuzz/fuzz_process_packet_with_main+0x4d945d) (BuildId: 12fd06e7a171f035d3a25f016184ac357088379c)
```
Found by oss-fuzz.
See: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49638
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