tree 07161be4e5e367f6a623d8b187fc416269dc338a
parent c589fdc5e4e996dd6d2502f7267414c471e5fd6d
author Nicolas Pena <npm@chromium.org> 1483987145 -0500
committer Chromium commit bot <commit-bot@chromium.org> 1483994480 +0000

Check validity of width and height in CCodec_TiffContext::LoadFrameInfo

We are using pdfium::base::checked_cast to get the width and height,
but we may overflow and abort. Therefore, we should instead early
return if the obtained width and height are not valid int32_t's.

BUG=655056

Change-Id: Ic0c6b88a16dc3d547fe82736bb14ed3122cd356a
Reviewed-on: https://pdfium-review.googlesource.com/2160
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Nicolás Peña <npm@chromium.org>