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Commit 4005367e authored by Robert Shih's avatar Robert Shih Committed by Android Git Automerger
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am 84e4987f: Merge "MatroskaExtractor: detect infinite loop when parsing NALs" into mnc-dev 

* commit '84e4987f':
  MatroskaExtractor: detect infinite loop when parsing NALs
parents c639f06e 84e4987f

media/libstagefright/matroska/MatroskaExtractor.cpp

+7 −1
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ 
#include "MatroskaExtractor.h"



#include <media/stagefright/foundation/ADebug.h>

#include <media/stagefright/foundation/AUtils.h>

#include <media/stagefright/foundation/hexdump.h>

#include <media/stagefright/DataSource.h>

#include <media/stagefright/MediaBuffer.h>
@@ -620,7 +621,12 @@ status_t MatroskaSource::read( 
                    TRESPASS();

            }



            if (srcOffset + mNALSizeLen + NALsize > srcSize) {

            if (srcOffset + mNALSizeLen + NALsize <= srcOffset + mNALSizeLen) {

                frame->release();

                frame = NULL;



                return ERROR_MALFORMED;

            } else if (srcOffset + mNALSizeLen + NALsize > srcSize) {

                break;

            }