Disregard alleged binder entities beyond parcel bounds
When appending one parcel's contents to another, ignore binder
objects within the source Parcel that appear to lie beyond the
formal bounds of that Parcel's data buffer.
Bug 17312693
Change-Id: If592a260f3fcd9a56fc160e7feb2c8b44c73f514
(cherry picked from commit 27182be9f2
)
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@ -411,7 +411,7 @@ status_t Parcel::appendFrom(const Parcel *parcel, size_t offset, size_t len)
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// Count objects in range
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for (int i = 0; i < (int) size; i++) {
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size_t off = objects[i];
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if ((off >= offset) && (off < offset + len)) {
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if ((off >= offset) && (off + sizeof(flat_binder_object) <= offset + len)) {
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if (firstIndex == -1) {
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firstIndex = i;
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}
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