x86, efi: Check table header length in efi_bgrt_init()

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Header length should be validated for all ACPI tables before accessing
any non-header field.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Link: http://lkml.kernel.org/r/509A9E6002000078000A7079@nat28.tlf.novell.com
Acked-by: Matt Fleming <matt.fleming@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

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Jan Beulich 2012-11-07 16:46:08 +00:00 • committed by H. Peter Anvin

parent 89d16665d3

commit 5d6d578c17

1 changed files with 2 additions and 0 deletions

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arch/x86/platform/efi/efi-bgrt.c

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