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authorLuca Deri <deri@ntop.org>2021-10-20 22:07:47 +0200
committerLuca Deri <deri@ntop.org>2021-10-20 22:07:47 +0200
commitc3d1c69722f31791ad718bfe3a265c0df22b9997 (patch)
treeedff9420ec948445ce85a4a592ccb32e009ab36c /src/lib/protocols/tls.c
parent8db8c8ae34da09dd09453c312fe9ebdac897f73d (diff)
Fixed heap-buffer-overflow in TLS dissector
Diffstat (limited to 'src/lib/protocols/tls.c')
-rw-r--r--src/lib/protocols/tls.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/protocols/tls.c b/src/lib/protocols/tls.c
index 1a849b2cb..bfff42033 100644
--- a/src/lib/protocols/tls.c
+++ b/src/lib/protocols/tls.c
@@ -1536,7 +1536,7 @@ int processClientServerHello(struct ndpi_detection_module_struct *ndpi_struct,
if((cipher_offset+cipher_len) <= total_len) {
u_int8_t safari_ciphers = 0, chrome_ciphers = 0, this_is_not_safari = 0, looks_like_safari_on_big_sur = 0;
- for(i=0; i<cipher_len;) {
+ for(i=0; i<cipher_len-1;) {
u_int16_t *id = (u_int16_t*)&packet->payload[cipher_offset+i];
u_int16_t cipher_id = ntohs(*id);