From 768a6a0bc0ef20a28ce1723c4e5fa0e707ff3960 Mon Sep 17 00:00:00 2001 From: Ember Date: Sun, 5 Apr 2026 17:48:30 -0700 Subject: [PATCH] Fix stack buffer overflow in writeIPInfo for IPv6 addresses --- Modem.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Modem.cpp b/Modem.cpp index efc896d..67a45af 100644 --- a/Modem.cpp +++ b/Modem.cpp @@ -1871,7 +1871,7 @@ bool CModem::writeIPInfo(const std::string& address) size_t length = address.size(); - unsigned char buffer[25U]; + unsigned char buffer[60U]; buffer[0U] = MMDVM_FRAME_START; buffer[1U] = (unsigned char)length + 4U;