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fix(esp_wifi): Harden dpp Auth confirm and drop mismatched auth confirms

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This commit is contained in:
Shreyas Sheth
2026-08-19 14:26:23 +05:30
parent c80598ef7f
commit 40b0c613e0
3 changed files with 18 additions and 2 deletions
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components/esp_wifi/lib
+1 -1
Submodule components/esp_wifi/lib updated: bf369d73b1...a19b4b4a93
components/wpa_supplicant/esp_supplicant/src/esp_dpp.c
+11 -1
View File
@@ -395,7 +395,12 @@ static int esp_dpp_rx_auth_conf(struct action_rx_param *rx_param, uint8_t *dpp_d
if (os_memcmp(rx_param->sa, auth->peer_mac_addr, ETH_ALEN) != 0) {
wpa_printf(MSG_DEBUG, "DPP: MAC address mismatch (expected "
MACSTR ") - drop", MAC2STR(auth->peer_mac_addr));
return ESP_ERR_DPP_FAILURE;
return ESP_OK;
}
if (auth->auth_success || !auth->waiting_auth_conf) {
wpa_printf(MSG_DEBUG, "DPP: Not waiting for Auth Confirm - drop");
return ESP_OK;
}
eloop_cancel_timeout(esp_dpp_auth_conf_wait_timeout, NULL, NULL);
@@ -438,6 +443,11 @@ static esp_err_t esp_dpp_rx_peer_disc_resp(struct action_rx_param *rx_param)
return ESP_ERR_INVALID_ARG;
}
if (!auth) {
wpa_printf(MSG_DEBUG, "DPP: No DPP Authentication in progress - drop");
return ESP_OK;
}
if (rx_param->vendor_data_len < 2) {
wpa_printf(MSG_INFO, "DPP: Too short vendor specific data");
return ESP_FAIL;
components/wpa_supplicant/src/common/dpp.c
+6
View File
@@ -2688,6 +2688,12 @@ int dpp_auth_conf_rx(struct dpp_authentication *auth, const u8 *hdr,
return -1;
}
if (!auth->waiting_auth_conf) {
wpa_printf(MSG_DEBUG,
"DPP: Not waiting for Auth Confirm - drop");
return -1;
}
auth->waiting_auth_conf = 0;
wrapped_data = dpp_get_attr(attr_start, attr_len, DPP_ATTR_WRAPPED_DATA,