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Accurate dimensions check for images

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mdashlw 2025-03-03 04:30:35 +00:00 • committed by GitHub
parent 243de283da
commit fc616e7dfa
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1 changed files with 3 additions and 2 deletions
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lib/philomena/images/image.ex
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@ -1,6 +1,7 @@
defmodule Philomena.Images.Image do defmodule Philomena.Images.Image do
use Ecto.Schema use Ecto.Schema
import Bitwise
import Ecto.Changeset import Ecto.Changeset
alias Philomena.ImageIntensities.ImageIntensity alias Philomena.ImageIntensities.ImageIntensity
@ -187,8 +188,8 @@ defmodule Philomena.Images.Image do
"contents corrupt, not recognized, or dimensions are too large to process" "contents corrupt, not recognized, or dimensions are too large to process"
) )
width > 32767 or height > 32767 -> ((width + 63 &&& -64) * 8 + 1024) * (height + 128) >= 2_147_483_647 ->
add_error(changeset, :image, "side dimensions are larger than 32767 px") add_error(changeset, :image, "dimensions are too large to process")
true -> true ->
changeset changeset