Hi Johannes,
On Mon, Aug 30, 2010 at 12:24:54PM +0200, Johannes Berg wrote:
> --- wireless-testing.orig/net/wireless/wext-compat.c 2010-08-30 12:04:57.000000000 +0200
> +++ wireless-testing/net/wireless/wext-compat.c 2010-08-30 12:11:32.000000000 +0200
> @@ -1420,6 +1420,9 @@ int cfg80211_wext_giwessid(struct net_de
> {
> struct wireless_dev *wdev = dev->ieee80211_ptr;
>
> + data->flags = 0;
> + data->length = 0;
> +
> switch (wdev->iftype) {
> case NL80211_IFTYPE_ADHOC:
> return cfg80211_ibss_wext_giwessid(dev, info, data, ssid);
Thanks for all your work on this! Were you able to trigger the leak
through cfg80211? If so, then this will need a CVE assigned and sent to
stable too, I think.
-Kees
--
Kees Cook
Ubuntu Security Team
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