tree d58e68ead9653298d5c38db18ea4838b07dcdf9e
parent 5c4428f6391478ae983e1fcf7c42c832aa1a5e69
author Joshua J. Drake <android-open-source@qoop.org> 1428555190 -0500
committer Nick Kralevich <nnk@google.com> 1438644200 -0700

Fix integer underflow in ESDS processing

Several arithmetic operations within parseESDescriptor could underflow, leading
to an out-of-bounds read operation. Ensure that subtractions from 'size' do not
cause it to wrap around.

Bug: 20139950
Change-Id: I0d1b136ce68fd7c6f606ce66714bf644cfb2961c
(cherry picked from commit 07c0f59d6c48874982d2b5c713487612e5af465a)