diff options
Diffstat (limited to 'gnu/packages/patches/connman-CVE-2022-32293-pt2.patch')
| -rw-r--r-- | gnu/packages/patches/connman-CVE-2022-32293-pt2.patch | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/gnu/packages/patches/connman-CVE-2022-32293-pt2.patch b/gnu/packages/patches/connman-CVE-2022-32293-pt2.patch new file mode 100644 index 0000000000..556e69e397 --- /dev/null +++ b/gnu/packages/patches/connman-CVE-2022-32293-pt2.patch @@ -0,0 +1,173 @@ +https://git.kernel.org/pub/scm/network/connman/connman.git/patch/?id=416bfaff988882c553c672e5bfc2d4f648d29e8a + +From 416bfaff988882c553c672e5bfc2d4f648d29e8a Mon Sep 17 00:00:00 2001 +From: Daniel Wagner <wagi@monom.org> +Date: Tue, 5 Jul 2022 09:11:09 +0200 +Subject: wispr: Update portal context references + +Maintain proper portal context references to avoid UAF. + +Fixes: CVE-2022-32293 +--- + src/wispr.c | 34 ++++++++++++++++++++++------------ + 1 file changed, 22 insertions(+), 12 deletions(-) + +diff --git a/src/wispr.c b/src/wispr.c +index bde7e63b..84bed33f 100644 +--- a/src/wispr.c ++++ b/src/wispr.c +@@ -105,8 +105,6 @@ static bool enable_online_to_ready_transition = false; + + static void connman_wispr_message_init(struct connman_wispr_message *msg) + { +- DBG(""); +- + msg->has_error = false; + msg->current_element = NULL; + +@@ -166,8 +164,6 @@ static void free_wispr_routes(struct connman_wispr_portal_context *wp_context) + static void free_connman_wispr_portal_context( + struct connman_wispr_portal_context *wp_context) + { +- DBG("context %p", wp_context); +- + if (wp_context->wispr_portal) { + if (wp_context->wispr_portal->ipv4_context == wp_context) + wp_context->wispr_portal->ipv4_context = NULL; +@@ -483,9 +479,6 @@ static void portal_manage_status(GWebResult *result, + &str)) + connman_info("Client-Timezone: %s", str); + +- if (!enable_online_to_ready_transition) +- wispr_portal_context_unref(wp_context); +- + __connman_service_ipconfig_indicate_state(service, + CONNMAN_SERVICE_STATE_ONLINE, type); + +@@ -546,14 +539,17 @@ static void wispr_portal_request_portal( + { + DBG(""); + ++ wispr_portal_context_ref(wp_context); + wp_context->request_id = g_web_request_get(wp_context->web, + wp_context->status_url, + wispr_portal_web_result, + wispr_route_request, + wp_context); + +- if (wp_context->request_id == 0) ++ if (wp_context->request_id == 0) { + wispr_portal_error(wp_context); ++ wispr_portal_context_unref(wp_context); ++ } + } + + static bool wispr_input(const guint8 **data, gsize *length, +@@ -618,13 +614,15 @@ static void wispr_portal_browser_reply_cb(struct connman_service *service, + return; + + if (!authentication_done) { +- wispr_portal_error(wp_context); + free_wispr_routes(wp_context); ++ wispr_portal_error(wp_context); ++ wispr_portal_context_unref(wp_context); + return; + } + + /* Restarting the test */ + __connman_service_wispr_start(service, wp_context->type); ++ wispr_portal_context_unref(wp_context); + } + + static void wispr_portal_request_wispr_login(struct connman_service *service, +@@ -700,11 +698,13 @@ static bool wispr_manage_message(GWebResult *result, + + wp_context->wispr_result = CONNMAN_WISPR_RESULT_LOGIN; + ++ wispr_portal_context_ref(wp_context); + if (__connman_agent_request_login_input(wp_context->service, + wispr_portal_request_wispr_login, +- wp_context) != -EINPROGRESS) ++ wp_context) != -EINPROGRESS) { + wispr_portal_error(wp_context); +- else ++ wispr_portal_context_unref(wp_context); ++ } else + return true; + + break; +@@ -753,6 +753,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data) + if (length > 0) { + g_web_parser_feed_data(wp_context->wispr_parser, + chunk, length); ++ wispr_portal_context_unref(wp_context); + return true; + } + +@@ -770,6 +771,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data) + + switch (status) { + case 000: ++ wispr_portal_context_ref(wp_context); + __connman_agent_request_browser(wp_context->service, + wispr_portal_browser_reply_cb, + wp_context->status_url, wp_context); +@@ -781,11 +783,14 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data) + if (g_web_result_get_header(result, "X-ConnMan-Status", + &str)) { + portal_manage_status(result, wp_context); ++ wispr_portal_context_unref(wp_context); + return false; +- } else ++ } else { ++ wispr_portal_context_ref(wp_context); + __connman_agent_request_browser(wp_context->service, + wispr_portal_browser_reply_cb, + wp_context->redirect_url, wp_context); ++ } + + break; + case 300: +@@ -798,6 +803,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data) + !g_web_result_get_header(result, "Location", + &redirect)) { + ++ wispr_portal_context_ref(wp_context); + __connman_agent_request_browser(wp_context->service, + wispr_portal_browser_reply_cb, + wp_context->status_url, wp_context); +@@ -808,6 +814,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data) + + wp_context->redirect_url = g_strdup(redirect); + ++ wispr_portal_context_ref(wp_context); + wp_context->request_id = g_web_request_get(wp_context->web, + redirect, wispr_portal_web_result, + wispr_route_request, wp_context); +@@ -820,6 +827,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data) + + break; + case 505: ++ wispr_portal_context_ref(wp_context); + __connman_agent_request_browser(wp_context->service, + wispr_portal_browser_reply_cb, + wp_context->status_url, wp_context); +@@ -832,6 +840,7 @@ static bool wispr_portal_web_result(GWebResult *result, gpointer user_data) + wp_context->request_id = 0; + done: + wp_context->wispr_msg.message_type = -1; ++ wispr_portal_context_unref(wp_context); + return false; + } + +@@ -890,6 +899,7 @@ static void proxy_callback(const char *proxy, void *user_data) + xml_wispr_parser_callback, wp_context); + + wispr_portal_request_portal(wp_context); ++ wispr_portal_context_unref(wp_context); + } + + static gboolean no_proxy_callback(gpointer user_data) +-- +cgit + |