Red corners on long exposures with high ISO

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2016-08-11 20:19

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Whenever I take a long-exposure (10 s) photo with high ISO (1600), I see red/violet corners – always the same corners. It's not from eventual light pollution because it happens anywhere.

Do you have any ideas why this happens and whether it's a software or a hardware issue?

Red top- and bottom-right corners (landscape picture)

Red top- and bottom-right corners (landscape picture)