Thrift: fix heap-buffer-overflow #2024
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```
==17436==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x619000000918 at pc 0x555890aa73ca bp 0x7ffc7dfb8400 sp 0x7ffc7dfb7bc0
WRITE of size 320 at 0x619000000918 thread T0
#0 0x555890aa73c9 in __interceptor_strncpy (/home/ivan/svnrepos/nDPI/fuzz/fuzz_ndpi_reader_alloc_fail+0x5683c9) (BuildId: 0e490e64c6df5c04fcbece70b3651007bf1b62a3)
ntop#1 0x555890d6e2f2 in thrift_set_method /home/ivan/svnrepos/nDPI/src/lib/protocols/thrift.c:123:5
ntop#2 0x555890d6da20 in ndpi_dissect_strict_hdr /home/ivan/svnrepos/nDPI/src/lib/protocols/thrift.c:170:3
ntop#3 0x555890d6d2bc in ndpi_search_thrift_tcp_udp /home/ivan/svnrepos/nDPI/src/lib/protocols/thrift.c:244:7
ntop#4 0x555890c659aa in check_ndpi_detection_func /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:5940:6
ntop#5 0x555890c663b7 in check_ndpi_tcp_flow_func /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:5988:12
ntop#6 0x555890c66057 in ndpi_check_flow_func /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:6007:12
ntop#7 0x555890c7719f in ndpi_internal_detection_process_packet /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:7005:15
ntop#8 0x555890c732f7 in ndpi_detection_process_packet /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:7172:22
ntop#9 0x555890b2771a in packet_processing /home/ivan/svnrepos/nDPI/fuzz/../example/reader_util.c:1714:31
ntop#10 0x555890b22dee in ndpi_workflow_process_packet /home/ivan/svnrepos/nDPI/fuzz/../example/reader_util.c:2431:10
ntop#11 0x555890af9fc2 in LLVMFuzzerTestOneInput /home/ivan/svnrepos/nDPI/fuzz/fuzz_ndpi_reader.c:141:7
ntop#12 0x555890a0b740 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) (/home/ivan/svnrepos/nDPI/fuzz/fuzz_ndpi_reader_alloc_fail+0x4cc740) (BuildId: 0e490e64c6df5c04fcbece70b3651007bf1b62a3)
ntop#13 0x5558909f5ccf in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) (/home/ivan/svnrepos/nDPI/fuzz/fuzz_ndpi_reader_alloc_fail+0x4b6ccf) (BuildId: 0e490e64c6df5c04fcbece70b3651007bf1b62a3)
ntop#14 0x5558909fb796 in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) (/home/ivan/svnrepos/nDPI/fuzz/fuzz_ndpi_reader_alloc_fail+0x4bc796) (BuildId: 0e490e64c6df5c04fcbece70b3651007bf1b62a3)
ntop#15 0x555890a24382 in main (/home/ivan/svnrepos/nDPI/fuzz/fuzz_ndpi_reader_alloc_fail+0x4e5382) (BuildId: 0e490e64c6df5c04fcbece70b3651007bf1b62a3)
ntop#16 0x7f2349853082 in __libc_start_main /build/glibc-SzIz7B/glibc-2.31/csu/../csu/libc-start.c:308:16
ntop#17 0x5558909f0bad in _start (/home/ivan/svnrepos/nDPI/fuzz/fuzz_ndpi_reader_alloc_fail+0x4b1bad) (BuildId: 0e490e64c6df5c04fcbece70b3651007bf1b62a3)
0x619000000918 is located 0 bytes after 920-byte region [0x619000000580,0x619000000918)
allocated by thread T0 here:
```
Found by oss-fuzz
See: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=60070
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utoni
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Jun 26, 2023
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Found by oss-fuzz
See: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=60070