On Mon, Dec 05, 2022 at 07:29:36PM +0800, Zhang Boyang wrote:
> There is a problem in ascii_glyph_lookup(). It doesn't check the return
> value of grub_malloc(). If memory can't be allocated, then NULL pointer
> will be written to.
>
> This patch fixes the problem by fallbacking to unknown_glyph in case of
> grub_malloc() returns NULL.
>
> Signed-off-by: Zhang Boyang <zhangboyang...@gmail.com>

Reviewed-by: Daniel Kiper <daniel.ki...@oracle.com>

Daniel

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