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| author | Marco Nelissen <marcone@google.com> | 2015-10-06 21:13:41 +0000 |
|---|---|---|
| committer | Android Git Automerger <android-git-automerger@android.com> | 2015-10-06 21:13:41 +0000 |
| commit | 6f14568be83995a0ee0104f521f93e1e4d9902f3 (patch) | |
| tree | f0845620412b42b3a1a38483246e7a0f046d1961 /media/libstagefright/MPEG4Extractor.cpp | |
| parent | 9c15f734051623cf8fdcb1356292a15ada7fbe42 (diff) | |
| parent | f1790258494751adc629126666e7dd81bbc8afbd (diff) | |
| download | frameworks_av-6f14568be83995a0ee0104f521f93e1e4d9902f3.zip frameworks_av-6f14568be83995a0ee0104f521f93e1e4d9902f3.tar.gz frameworks_av-6f14568be83995a0ee0104f521f93e1e4d9902f3.tar.bz2 | |
am f1790258: am 5e92fded: am 64cdd5f2: am f2cf2bd7: am 07395f4c: am 00f5fa82: am 74d1927e: Merge "Check NAL size before use" into klp-dev
* commit 'f1790258494751adc629126666e7dd81bbc8afbd':
Check NAL size before use
Diffstat (limited to 'media/libstagefright/MPEG4Extractor.cpp')
| -rwxr-xr-x | 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 4e12c07..a1af3aa 100755 --- a/media/libstagefright/MPEG4Extractor.cpp +++ b/media/libstagefright/MPEG4Extractor.cpp @@ -4150,7 +4150,10 @@ 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(); @@ -4437,7 +4440,11 @@ 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(); |