diff options
| -rw-r--r-- | media/libstagefright/MPEG4Extractor.cpp | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/media/libstagefright/MPEG4Extractor.cpp b/media/libstagefright/MPEG4Extractor.cpp index 92065d1..af6b8bd 100644 --- a/media/libstagefright/MPEG4Extractor.cpp +++ b/media/libstagefright/MPEG4Extractor.cpp @@ -3293,7 +3293,10 @@ status_t MPEG4Source::read( (const uint8_t *)mBuffer->data() + mBuffer->range_offset(); size_t nal_size = parseNALSize(src); - if (mBuffer->range_length() < mNALLengthSize + nal_size) { + if (mNALLengthSize > SIZE_MAX - nal_size) { + ALOGE("b/24441553, b/24445122"); + } + if (mBuffer->range_length() - mNALLengthSize < nal_size) { ALOGE("incomplete NAL unit."); mBuffer->release(); @@ -3566,7 +3569,11 @@ status_t MPEG4Source::fragmentedRead( (const uint8_t *)mBuffer->data() + mBuffer->range_offset(); size_t nal_size = parseNALSize(src); - if (mBuffer->range_length() < mNALLengthSize + nal_size) { + if (mNALLengthSize > SIZE_MAX - nal_size) { + ALOGE("b/24441553, b/24445122"); + } + + if (mBuffer->range_length() - mNALLengthSize < nal_size) { ALOGE("incomplete NAL unit."); mBuffer->release(); |