diff --git a/libc/Makefile b/libc/Makefile
index 206b830f..d82bfc6b 100644
--- a/libc/Makefile
+++ b/libc/Makefile
@@ -71,10 +71,11 @@ signal/sigisemptyset.o \
signal/sigismember.o \
signal/signotset.o \
signal/sigorset.o \
+ssp/__stack_chk_fail.o \
stdio/asprintf.o \
+stdio/cbprintf.o \
stdio/clearerr.o \
stdio/clearerr_unlocked.o \
-stdio/cbprintf.o \
stdio/dprintf.o \
stdio_ext/__fbufsize.o \
stdio_ext/__fpending.o \
diff --git a/libc/ssp/__stack_chk_fail.cpp b/libc/ssp/__stack_chk_fail.cpp
new file mode 100644
index 00000000..06b42902
--- /dev/null
+++ b/libc/ssp/__stack_chk_fail.cpp
@@ -0,0 +1,64 @@
+/*******************************************************************************
+
+ Copyright(C) Jonas 'Sortie' Termansen 2014, 2015.
+
+ This file is part of the Sortix C Library.
+
+ The Sortix C Library is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or (at your
+ option) any later version.
+
+ The Sortix C Library is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+ License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with the Sortix C Library. If not, see .
+
+ ssp/__stack_chk_fail.cpp
+ Abnormally terminate the process on stack smashing.
+
+*******************************************************************************/
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+#include <__/wordsize.h>
+
+#if defined(__is_sortix_kernel)
+#include
+#include
+#endif
+
+#if __WORDSIZE == 32
+#define STACK_CHK_GUARD 0x01234567
+#elif __WORDSIZE == 64
+#define STACK_CHK_GUARD 0x0123456789ABCDEF
+#endif
+
+#if __STDC_HOSTED__
+/* TODO: Have this filled in by the program loader. */
+#else
+/* TODO: Have this filled in by the boot loader. */
+#endif
+extern "C" { uintptr_t __stack_chk_guard = STACK_CHK_GUARD; }
+
+extern "C" __attribute__((noreturn))
+void __stack_chk_fail(void)
+{
+#if __STDC_HOSTED__
+ scram(SCRAM_STACK_SMASH, NULL);
+#elif defined(__is_sortix_kernel)
+ Sortix::Panic("Stack smashing detected");
+#else
+ #warning "You need to implement a stack smash reporting mechanism"
+ abort();
+#endif
+}