staging: ks7010: potential buffer overflow in ks_wlan_set_encode_ext()
The "exc->key_len" is a u16 that comes from the user. If it's over IW_ENCODING_TOKEN_MAX (64) that could lead to memory corruption. Fixes: b121d848 ("staging: ks7010: simplify calls to memcpy()") Cc: stable <stable@kernel.org> Signed-off-by:Zhang Shurong <zhang_shurong@foxmail.com> Reviewed-by:
Dan Carpenter <dan.carpenter@linaro.org> Link: https://lore.kernel.org/r/tencent_5153B668C0283CAA15AA518325346E026A09@qq.com Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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4912649e