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H A Dta_elf.ccfd9b9f7e8ff6baa705a66dc9c56fd2941079cd6 Wed Mar 04 10:39:18 UTC 2020 Jens Wiklander <jens.wiklander@linaro.org> ldelf: check against section headers size overflow

Adds a check in copy_section_headers() to guard against overflow in
the e_shnum * e_shentsize multiplication.

Reviewed-by: Etienne Carriere <etienne.carriere@linaro.org>
Reviewed-by: Rouven Czerwinski <r.czerwinski@pengutronix.de>
Reported-by: Martijn Bogaard <martijn@riscure.com>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>