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authortheraven <theraven@FreeBSD.org>2013-07-10 10:57:09 +0000
committertheraven <theraven@FreeBSD.org>2013-07-10 10:57:09 +0000
commite42a32794c6657516febef7a44fad00ddb24f2fa (patch)
tree91ca077a30e1b8ddd9873a819f71554e7df2baab /usr.bin
parent0f473d6553985893f842123f973029b7d5ddf8f2 (diff)
downloadFreeBSD-src-e42a32794c6657516febef7a44fad00ddb24f2fa.zip
FreeBSD-src-e42a32794c6657516febef7a44fad00ddb24f2fa.tar.gz
Report error for out-of-range numerical inputs. Requested by brooks.
Diffstat (limited to 'usr.bin')
-rw-r--r--usr.bin/dtc/fdt.cc8
1 files changed, 8 insertions, 0 deletions
diff --git a/usr.bin/dtc/fdt.cc b/usr.bin/dtc/fdt.cc
index b6e7d56..6f27c9c 100644
--- a/usr.bin/dtc/fdt.cc
+++ b/usr.bin/dtc/fdt.cc
@@ -30,6 +30,8 @@
* $FreeBSD$
*/
+#define __STDC_LIMIT_MACROS 1
+
#include "fdt.hh"
#include <algorithm>
@@ -281,6 +283,12 @@ property::parse_cells(input_buffer &input)
valid = false;
return;
}
+ if ((val < 0) || (val > UINT32_MAX))
+ {
+ input.parse_error("Value out of range");
+ valid = false;
+ return;
+ }
push_big_endian(v.byte_data, (uint32_t)val);
input.next_token();
}
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