From: Antonio Larrosa <larrosa@kde.org>

Date: Mon, 6 Mar 2017 12:51:22 +0100

Subject: Always check the number of coefficients

When building the library with NDEBUG, asserts are eliminated

so it's better to always check that the number of coefficients

is inside the array range.

This fixes the 00191-audiofile-indexoob issue in #41

---

 libaudiofile/WAVE.cpp | 6 ++++++

 1 file changed, 6 insertions(+)

diff --git a/libaudiofile/WAVE.cpp b/libaudiofile/WAVE.cpp

index 9dd8511..0fc48e8 100644

--- a/libaudiofile/WAVE.cpp

+++ b/libaudiofile/WAVE.cpp

@@ -281,6 +281,12 @@ status WAVEFile::parseFormat(const Tag &id, uint32_t size)

 			/* numCoefficients should be at least 7. */

 			assert(numCoefficients >= 7 && numCoefficients <= 255);

+			if (numCoefficients < 7 || numCoefficients > 255)

+			{

+				_af_error(AF_BAD_HEADER,

+						"Bad number of coefficients");

+				return AF_FAIL;

+			}

 			m_msadpcmNumCoefficients = numCoefficients;