tree cc62d67d586327578eae760574d93ccab2377a46
parent b9f68d996551c8fff3824cfa745fe93fc4e62963
author Joshua J. Drake <android-open-source@qoop.org> 1430777651 -0500
committer The Android Automerger <android-build@android.com> 1438025813 -0700

Fix integer underflow in covr MPEG4 processing

When the 'chunk_data_size' variable is less than 'kSkipBytesOfDataBox', an
integer underflow can occur. This causes an extraordinarily large value to
be passed to MetaData::setData, leading to a buffer overflow.

Bug: 20923261
Change-Id: Icd28f63594ad941eabb3a12c750a4a2d5d2bf94b