Thread (2 messages) flat view 2 messages, 2 authors, 2021-06-22

Re: [PATCH] orinoco: Avoid field-overflowing memcpy()

From: Kalle Valo <hidden>
Date: 2021-06-22 15:24:29
Also in: linux-hardening, linux-wireless, lkml

Kees Cook [off-list ref] wrote:
In preparation for FORTIFY_SOURCE performing compile-time and run-time
field bounds checking for memcpy(), memmove(), and memset(), avoid
intentionally writing across neighboring array fields.

Validate the expected key size and introduce a wrapping structure
to use as the multi-field memcpy() destination so that overflows
can be correctly detected.

Signed-off-by: Kees Cook <redacted>
Patch applied to wireless-drivers-next.git, thanks.

70ca8441ebfc orinoco: Avoid field-overflowing memcpy()

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20210616203952.1248910-1-keescook@chromium.org/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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