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staging: gdm724x: fix use after free in gdm_lte_rx()
authorDan Carpenter <dan.carpenter@oracle.com>
Mon, 28 Feb 2022 07:43:31 +0000 (10:43 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 1 Mar 2022 21:42:32 +0000 (22:42 +0100)
commitfc7f750dc9d102c1ed7bbe4591f991e770c99033
treeb78435c9ec5eba185ef09c9b42473d7751903bc1tree
parent7e57714cd0ad2d5bb90e50b5096a0e671dec1ef3commit | diff
staging: gdm724x: fix use after free in gdm_lte_rx()

The netif_rx_ni() function frees the skb so we can't dereference it to
save the skb->len.

Fixes: 61e121047645 ("staging: gdm7240: adding LTE USB driver")
Cc: stable <stable@vger.kernel.org>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20220228074331.GA13685@kili
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/gdm724x/gdm_lte.c diff | blob | history
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