From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kangjie Lu Subject: [PATCH] fix infoleak in wireless Date: Tue, 3 May 2016 16:40:13 -0400 Message-ID: <1462308013-6032-1-git-send-email-kjlu@gatech.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: davem@davemloft.net, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Kangjie Lu To: johannes@sipsolutions.net Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org The 6-bytes array =E2=80=9Cmac_addr=E2=80=9D is not initialized in the = dump_station implementations of =E2=80=9Cdrivers/staging/wilc1000/wilc_wfi_cfgoperat= ions.c=E2=80=9D and =E2=80=9Cdrivers/staging/rtl8723au/os_dep/ioctl_cfg80211.c=E2=80=9D= , so all 6 bytes may be leaked. Signed-off-by: Kangjie Lu --- net/wireless/nl80211.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 056a730..2e92d14 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3905,6 +3905,7 @@ static int nl80211_dump_station(struct sk_buff *s= kb, =20 while (1) { memset(&sinfo, 0, sizeof(sinfo)); + eth_zero_addr(mac_addr); err =3D rdev_dump_station(rdev, wdev->netdev, sta_idx, mac_addr, &sinfo); if (err =3D=3D -ENOENT) --=20 1.9.1