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nfqws: safety check

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bol-van committed 2025-04-06 11:43:25 +03:00
1 parent fc1bf47e82
commit d04419a60c
1 file changed
+3 -1
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nfq/desync.c
+3 -1
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@@ -657,7 +657,9 @@ static bool runtime_tls_mod(int fake_n,const struct fake_tls_mod_cache *modcache
}
if (tls_mod->mod & FAKE_TLS_MOD_DUP_SID)
{
if (fake_data[43]!=payload[43])
if (payload_len<44)
DLOG("fake[%d] cannot apply dupsid tls mod. data payload is too short.\n",fake_n);
else if (fake_data[43]!=payload[43])
DLOG("fake[%d] cannot apply dupsid tls mod. fake and orig session id length mismatch.\n",fake_n);
else if (payload_len<(44+payload[43]))
DLOG("fake[%d] cannot apply dupsid tls mod. data payload is not valid.\n",fake_n);