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@@ -1,175 +0,0 @@
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-From 416bfaff988882c553c672e5bfc2d4f648d29e8a Mon Sep 17 00:00:00 2001
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-From: Daniel Wagner <wagi@monom.org>
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-Date: Tue, 5 Jul 2022 09:11:09 +0200
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-Subject: wispr: Update portal context references
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-
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-Maintain proper portal context references to avoid UAF.
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-
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-Fixes: CVE-2022-32293
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-
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-[Retrieved from:
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-https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=416bfaff988882c553c672e5bfc2d4f648d29e8a]
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-Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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----
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- src/wispr.c | 34 ++++++++++++++++++++++------------
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- 1 file changed, 22 insertions(+), 12 deletions(-)
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-
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-diff --git a/src/wispr.c b/src/wispr.c
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-index bde7e63b..84bed33f 100644
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---- a/src/wispr.c
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-+++ b/src/wispr.c
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-@@ -105,8 +105,6 @@ static bool enable_online_to_ready_transition = false;
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-
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- static void connman_wispr_message_init(struct connman_wispr_message *msg)
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- {
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-- DBG("");
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--
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- msg->has_error = false;
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- msg->current_element = NULL;
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-
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-@@ -166,8 +164,6 @@ static void free_wispr_routes(struct connman_wispr_portal_context *wp_context)
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- static void free_connman_wispr_portal_context(
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- struct connman_wispr_portal_context *wp_context)
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- {
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-- DBG("context %p", wp_context);
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--
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- if (wp_context->wispr_portal) {
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- if (wp_context->wispr_portal->ipv4_context == wp_context)
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- wp_context->wispr_portal->ipv4_context = NULL;
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-@@ -483,9 +479,6 @@ static void portal_manage_status(GWebResult *result,
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- &str))
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- connman_info("Client-Timezone: %s", str);
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-
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-- if (!enable_online_to_ready_transition)
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-- wispr_portal_context_unref(wp_context);
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--
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- __connman_service_ipconfig_indicate_state(service,
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- CONNMAN_SERVICE_STATE_ONLINE, type);
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-
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-@@ -546,14 +539,17 @@ static void wispr_portal_request_portal(
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- {
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- DBG("");
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-
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-+ wispr_portal_context_ref(wp_context);
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- wp_context->request_id = g_web_request_get(wp_context->web,
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- wp_context->status_url,
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- wispr_portal_web_result,
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- wispr_route_request,
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- wp_context);
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-
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-- if (wp_context->request_id == 0)
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-+ if (wp_context->request_id == 0) {
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- wispr_portal_error(wp_context);
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-+ wispr_portal_context_unref(wp_context);
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-+ }
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- }
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-
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- static bool wispr_input(const guint8 **data, gsize *length,
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-@@ -618,13 +614,15 @@ static void wispr_portal_browser_reply_cb(struct connman_service *service,
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- return;
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-
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- if (!authentication_done) {
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-- wispr_portal_error(wp_context);
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- free_wispr_routes(wp_context);
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-+ wispr_portal_error(wp_context);
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-+ wispr_portal_context_unref(wp_context);
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- return;
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- }
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-
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- /* Restarting the test */
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- __connman_service_wispr_start(service, wp_context->type);
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-+ wispr_portal_context_unref(wp_context);
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- }
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-
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- static void wispr_portal_request_wispr_login(struct connman_service *service,
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-@@ -700,11 +698,13 @@ static bool wispr_manage_message(GWebResult *result,
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-
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- wp_context->wispr_result = CONNMAN_WISPR_RESULT_LOGIN;
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-
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-+ wispr_portal_context_ref(wp_context);
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- if (__connman_agent_request_login_input(wp_context->service,
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- wispr_portal_request_wispr_login,
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-- wp_context) != -EINPROGRESS)
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-+ wp_context) != -EINPROGRESS) {
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- wispr_portal_error(wp_context);
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-- else
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-+ wispr_portal_context_unref(wp_context);
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-+ } else
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- return true;
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-
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- break;
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-@@ -753,6 +753,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data)
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- if (length > 0) {
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- g_web_parser_feed_data(wp_context->wispr_parser,
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- chunk, length);
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-+ wispr_portal_context_unref(wp_context);
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- return true;
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- }
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-
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-@@ -770,6 +771,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data)
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-
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- switch (status) {
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- case 000:
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-+ wispr_portal_context_ref(wp_context);
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- __connman_agent_request_browser(wp_context->service,
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- wispr_portal_browser_reply_cb,
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- wp_context->status_url, wp_context);
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-@@ -781,11 +783,14 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data)
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- if (g_web_result_get_header(result, "X-ConnMan-Status",
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- &str)) {
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- portal_manage_status(result, wp_context);
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-+ wispr_portal_context_unref(wp_context);
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- return false;
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-- } else
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-+ } else {
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-+ wispr_portal_context_ref(wp_context);
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- __connman_agent_request_browser(wp_context->service,
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- wispr_portal_browser_reply_cb,
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- wp_context->redirect_url, wp_context);
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-+ }
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-
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- break;
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- case 300:
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-@@ -798,6 +803,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data)
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- !g_web_result_get_header(result, "Location",
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- &redirect)) {
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-
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-+ wispr_portal_context_ref(wp_context);
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- __connman_agent_request_browser(wp_context->service,
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- wispr_portal_browser_reply_cb,
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- wp_context->status_url, wp_context);
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-@@ -808,6 +814,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data)
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-
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- wp_context->redirect_url = g_strdup(redirect);
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-
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-+ wispr_portal_context_ref(wp_context);
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- wp_context->request_id = g_web_request_get(wp_context->web,
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- redirect, wispr_portal_web_result,
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- wispr_route_request, wp_context);
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-@@ -820,6 +827,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data)
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-
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- break;
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- case 505:
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-+ wispr_portal_context_ref(wp_context);
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- __connman_agent_request_browser(wp_context->service,
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- wispr_portal_browser_reply_cb,
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- wp_context->status_url, wp_context);
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-@@ -832,6 +840,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data)
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- wp_context->request_id = 0;
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- done:
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- wp_context->wispr_msg.message_type = -1;
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-+ wispr_portal_context_unref(wp_context);
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- return false;
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- }
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-
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-@@ -890,6 +899,7 @@ static void proxy_callback(const char *proxy, void *user_data)
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- xml_wispr_parser_callback, wp_context);
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-
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- wispr_portal_request_portal(wp_context);
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-+ wispr_portal_context_unref(wp_context);
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- }
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-
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- static gboolean no_proxy_callback(gpointer user_data)
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---
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-cgit
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-
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