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authorLuca Deri <deri@ntop.org>2020-08-05 17:57:00 +0200
committerLuca Deri <deri@ntop.org>2020-08-05 17:57:00 +0200
commitd3fb1fb25a2b3ab37d4e1964f4fdde70d24349e1 (patch)
treebf264e004c15560cf3cf49c72cbda7ba4d87becf /src
parent07d9fa7f96d50aea4a1d8ed40330afa7d4944151 (diff)
Fixed possible memory leak in TLS certificate handling
Diffstat (limited to 'src')
-rw-r--r--src/lib/protocols/tls.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/lib/protocols/tls.c b/src/lib/protocols/tls.c
index ec267ba5e..5642ebdf0 100644
--- a/src/lib/protocols/tls.c
+++ b/src/lib/protocols/tls.c
@@ -316,7 +316,9 @@ static void processCertificateElements(struct ndpi_detection_module_struct *ndpi
printf("[TLS] %s() IssuerDN [%s]\n", __FUNCTION__, rdnSeqBuf);
#endif
- if(rdn_len) flow->protos.stun_ssl.ssl.issuerDN = ndpi_strdup(rdnSeqBuf);
+ if(rdn_len && (flow->protos.stun_ssl.ssl.issuerDN == NULL))
+ flow->protos.stun_ssl.ssl.issuerDN = ndpi_strdup(rdnSeqBuf);
+
rdn_len = 0; /* Reset buffer */
}