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nDPI/tests/pcap/dtls_certificate.pcapng
Ivan Nardi 6c1accd2bd
DTLS: fix access to certificate cache (#1450) 
```
protocols/tls.c:650:54: runtime error: member access within null pointer of type 'const struct ndpi_tcphdr'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior protocols/tls.c:650:54 in
protocols/tls.c:650:54: runtime error: load of null pointer of type 'const u_int16_t' (aka 'const unsigned short')
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior protocols/tls.c:650:54 in
AddressSanitizer:DEADLYSIGNAL
=================================================================
==47401==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x55f7a61b661c bp 0x7f38190f91b0 sp 0x7f38190f70e0 T1)
==47401==The signal is caused by a READ memory access.
==47401==Hint: address points to the zero page.
    #0 0x55f7a61b661c in processCertificateElements /home/ivan/svnrepos/nDPI/src/lib/protocols/tls.c:650:41
    #1 0x55f7a61ac3cc in processCertificate /home/ivan/svnrepos/nDPI/src/lib/protocols/tls.c:792:7
    #2 0x55f7a61d34e1 in processTLSBlock /home/ivan/svnrepos/nDPI/src/lib/protocols/tls.c:846:13
```
2022-02-21 20:30:22 +01:00

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