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/openbmc/linux/drivers/staging/rtl8723bs/core/ |
H A D | rtw_wlan_util.c | b65a2d8c Wed Jun 03 05:19:58 CDT 2020 Dan Carpenter <dan.carpenter@oracle.com> Staging: rtl8723bs: prevent buffer overflow in update_sta_support_rate()
The "ie_len" variable is in the 0-255 range and it comes from the network. If it's over NDIS_802_11_LENGTH_RATES_EX (16) then that will lead to memory corruption.
Fixes: 554c0a3abf21 ("staging: Add rtl8723bs sdio wifi driver") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Cc: stable <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20200603101958.GA1845750@mwanda Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> b65a2d8c Wed Jun 03 05:19:58 CDT 2020 Dan Carpenter <dan.carpenter@oracle.com> Staging: rtl8723bs: prevent buffer overflow in update_sta_support_rate() The "ie_len" variable is in the 0-255 range and it comes from the network. If it's over NDIS_802_11_LENGTH_RATES_EX (16) then that will lead to memory corruption. Fixes: 554c0a3abf21 ("staging: Add rtl8723bs sdio wifi driver") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Cc: stable <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20200603101958.GA1845750@mwanda Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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