DO NOT MERGE - libstagefright: check requested memory size before allocation for SoftMPEG4Encoder and SoftVPXEncoder. am: 50270d98e2
am: 1856f1fe34
* commit '1856f1fe348e25c7080c9c8cbd75da21409c179c':
DO NOT MERGE - libstagefright: check requested memory size before allocation for SoftMPEG4Encoder and SoftVPXEncoder.
diff --git a/media/libstagefright/codecs/m4v_h263/enc/SoftMPEG4Encoder.cpp b/media/libstagefright/codecs/m4v_h263/enc/SoftMPEG4Encoder.cpp
index 8240f83..f2a4e65 100644
--- a/media/libstagefright/codecs/m4v_h263/enc/SoftMPEG4Encoder.cpp
+++ b/media/libstagefright/codecs/m4v_h263/enc/SoftMPEG4Encoder.cpp
@@ -37,6 +37,10 @@
#include <inttypes.h>
+#ifndef INT32_MAX
+#define INT32_MAX 2147483647
+#endif
+
namespace android {
template<class T>
@@ -137,6 +141,11 @@
if (mColorFormat != OMX_COLOR_FormatYUV420Planar || mInputDataIsMeta) {
// Color conversion is needed.
free(mInputFrameData);
+ mInputFrameData = NULL;
+ if (((uint64_t)mWidth * mHeight) > ((uint64_t)INT32_MAX / 3)) {
+ ALOGE("b/25812794, Buffer size is too big.");
+ return OMX_ErrorBadParameter;
+ }
mInputFrameData =
(uint8_t *) malloc((mWidth * mHeight * 3 ) >> 1);
CHECK(mInputFrameData != NULL);
diff --git a/media/libstagefright/codecs/on2/enc/SoftVPXEncoder.cpp b/media/libstagefright/codecs/on2/enc/SoftVPXEncoder.cpp
index 970acf3..ef94946 100644
--- a/media/libstagefright/codecs/on2/enc/SoftVPXEncoder.cpp
+++ b/media/libstagefright/codecs/on2/enc/SoftVPXEncoder.cpp
@@ -26,6 +26,10 @@
#include <media/stagefright/foundation/ADebug.h>
#include <media/stagefright/MediaDefs.h>
+#ifndef INT32_MAX
+#define INT32_MAX 2147483647
+#endif
+
namespace android {
template<class T>
@@ -315,6 +319,11 @@
if (mColorFormat != OMX_COLOR_FormatYUV420Planar || mInputDataIsMeta) {
free(mConversionBuffer);
+ mConversionBuffer = NULL;
+ if (((uint64_t)mWidth * mHeight) > ((uint64_t)INT32_MAX / 3)) {
+ ALOGE("b/25812794, Buffer size is too big.");
+ return UNKNOWN_ERROR;
+ }
mConversionBuffer = (uint8_t *)malloc(mWidth * mHeight * 3 / 2);
if (mConversionBuffer == NULL) {
ALOGE("Allocating conversion buffer failed.");