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OWE: Mark BSS for transition mode based on active OWE network profiles

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It is possible for the hidden OWE BSS to be found based on SSID-specific
scan (e.g., from the special OWE scan mechanism). In that sequence, the
previously used learning of OWE BSS was skipped since the SSID was
already present in the BSS entry. This could result in not being able to
find a matching BSS entry for the OWE BSS in transition mode.

Fix this by adding the BSS flag for transition mode based on SSID
matching against currently enabled OWE network profiles in addition to
the previous mechanism.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2020-03-08 16:13:35 +02:00
parent ecb5219d8c
commit 3c73811507
1 changed files with 18 additions and 0 deletions
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18
wpa_supplicant/events.c
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@ -995,6 +995,24 @@ static void owe_trans_ssid(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
*ret_ssid = pos;
*ret_ssid_len = ssid_len;
if (!(bss->flags & WPA_BSS_OWE_TRANSITION)) {
struct wpa_ssid *ssid;
for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
if (wpas_network_disabled(wpa_s, ssid))
continue;
if (ssid->ssid_len == ssid_len &&
os_memcmp(ssid->ssid, pos, ssid_len) == 0) {
/* OWE BSS in transition mode for a currently
* enabled OWE network. */
wpa_dbg(wpa_s, MSG_DEBUG,
"OWE: transition mode OWE SSID for active OWE profile");
bss->flags |= WPA_BSS_OWE_TRANSITION;
break;
}
}
}
if (bss->ssid_len > 0)
return;