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tools: kwbimage: Verify maximal kwbimage header size

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BootROM loads kwbimage header to L2-SRAM and BootROM reserve only 192 kB for it.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Pali Rohár 2022-09-18 18:39:18 +02:00 committed by Stefan Roese
parent 1ba0018218
commit cbd0043e20
1 changed files with 3 additions and 0 deletions
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3
tools/kwbimage.c
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@ -1969,6 +1969,9 @@ static int kwbimage_verify_header(unsigned char *ptr, int image_size,
uint32_t size; uint32_t size;
uint8_t csum; uint8_t csum;
if (header_size > 192*1024)
return -FDT_ERR_BADSTRUCTURE;
if (header_size > image_size) if (header_size > image_size)
return -FDT_ERR_BADSTRUCTURE; return -FDT_ERR_BADSTRUCTURE;