From: David Kimdon <david.kimdon@devicescape.com>
To: netdev@vger.kernel.org
Cc: "John W. Linville" <linville@tuxdriver.com>,
Jiri Benc <jbenc@suse.cz>,
David Kimdon <david.kimdon@devicescape.com>
Subject: [patch 4/7] d80211: fix potential invalid array index returning key information
Date: Wed, 6 Dec 2006 16:45:19 -0800 [thread overview]
Message-ID: <20061207004519.GD16252@devicescape.com> (raw)
In-Reply-To: 20061207004238.540749000@devicescape.com
[-- Attachment #1: get_encrypt-overflow.patch --]
[-- Type: text/plain, Size: 750 bytes --]
sdata->keys[] has NUM_DEFAULT_KEYS elements, don't access past that.
Signed-off-by: David Kimdon <david.kimdon@devicescape.com>
Index: wireless-dev/net/d80211/ieee80211_ioctl.c
===================================================================
--- wireless-dev.orig/net/d80211/ieee80211_ioctl.c
+++ wireless-dev/net/d80211/ieee80211_ioctl.c
@@ -803,7 +803,7 @@ static int ieee80211_ioctl_get_encryptio
param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
sta = NULL;
- if (param->u.crypt.idx > NUM_DEFAULT_KEYS) {
+ if (param->u.crypt.idx >= NUM_DEFAULT_KEYS) {
param->u.crypt.idx = sdata->default_key ?
sdata->default_key->keyidx : 0;
return 0;
--
next prev parent reply other threads:[~2006-12-07 0:45 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20061207004238.540749000@devicescape.com>
2006-12-07 0:44 ` [patch 1/7] d80211: allow for hardware crypto of default keys David Kimdon
2006-12-07 0:45 ` [patch 2/7] d80211: set default_wep_only dynamically David Kimdon
2006-12-07 0:45 ` [patch 3/7] d80211: fix potential interface name overflow David Kimdon
2006-12-07 0:45 ` David Kimdon [this message]
2006-12-07 0:45 ` [patch 5/7] d80211: remove unused references to sub interface data David Kimdon
2006-12-07 12:29 ` Johannes Berg
2006-12-07 0:45 ` [patch 6/7] d80211: fix invalid check for sub interface type AP David Kimdon
2006-12-07 12:47 ` Jiri Benc
2006-12-07 0:45 ` [patch 7/7] d80211: do not pass an invalid key index to set_key() David Kimdon
2006-12-07 12:25 ` Jiri Benc
2006-12-07 17:01 ` David Kimdon
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