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Commit ce01b72e authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
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Merge "Fix use-after-free in AMediaExtractor_getSampleCryptoInfo" into tm-dev

parents 2ba33e9a 593a4bc5

media/ndk/NdkMediaExtractor.cpp

+4 −2
Original line number Diff line number Diff line
@@ -388,9 +388,11 @@ AMediaCodecCryptoInfo *AMediaExtractor_getSampleCryptoInfo(AMediaExtractor *ex) 
        mode = CryptoPlugin::kMode_AES_CTR;

    }



    sp<ABuffer> clearbuf;

    sp<ABuffer> cryptedbuf;

    if (sizeof(uint32_t) != sizeof(size_t)) {

        sp<ABuffer> clearbuf   = U32ArrayToSizeBuf(numSubSamples, (uint32_t *)cleardata);

        sp<ABuffer> cryptedbuf = U32ArrayToSizeBuf(numSubSamples, (uint32_t *)crypteddata);

        clearbuf   = U32ArrayToSizeBuf(numSubSamples, (uint32_t *)cleardata);

        cryptedbuf = U32ArrayToSizeBuf(numSubSamples, (uint32_t *)crypteddata);

        cleardata   = clearbuf    == NULL ? NULL : clearbuf->data();

        crypteddata = crypteddata == NULL ? NULL : cryptedbuf->data();

        if(crypteddata == NULL || cleardata == NULL) {