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authorLuca Deri <deri@ntop.org>2020-08-02 13:00:31 +0200
committerLuca Deri <deri@ntop.org>2020-08-02 13:00:31 +0200
commitea10b8e757c05dd5cee9c74e785111596feb5d7b (patch)
treee006ed655a627858c918e2ed10e758c1043a619e /src/lib/protocols/tls.c
parent57e28e03eec7bcbd88523b22efb843a3743c3e64 (diff)
Added memory checks
Diffstat (limited to 'src/lib/protocols/tls.c')
-rw-r--r--src/lib/protocols/tls.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/lib/protocols/tls.c b/src/lib/protocols/tls.c
index b79b92d4a..ec267ba5e 100644
--- a/src/lib/protocols/tls.c
+++ b/src/lib/protocols/tls.c
@@ -479,7 +479,8 @@ static void processCertificateElements(struct ndpi_detection_module_struct *ndpi
}
}
- if(rdn_len) flow->protos.stun_ssl.ssl.subjectDN = ndpi_strdup(rdnSeqBuf);
+ if(rdn_len && (flow->protos.stun_ssl.ssl.subjectDN == NULL))
+ flow->protos.stun_ssl.ssl.subjectDN = ndpi_strdup(rdnSeqBuf);
if(flow->protos.stun_ssl.ssl.subjectDN && flow->protos.stun_ssl.ssl.issuerDN
&& (!strcmp(flow->protos.stun_ssl.ssl.subjectDN, flow->protos.stun_ssl.ssl.issuerDN)))