kenmirrors/asterisk
1
0
Fork 0
mirror of https://github.com/asterisk/asterisk.git synced 2025-09-05 04:11:08 +00:00
Code Issues Packages Projects Releases Wiki Activity

res/res_pjsip_diversion: prevent crash on tel: uri in History-Info

Browse Source 
Add a check to see if the URI is a Tel URI and prevent crashing on
trying to retrieve the reason parameter.

ASTERISK-29191
ASTERISK-29219

Change-Id: I0320aa205f22cda511d60a2edf2b037e8fd6cc37
This commit is contained in:
Torrey Searle
2020-12-22 09:58:39 +01:00
committed by George Joseph
parent b240b84331
commit 354049e055
1 changed files with 9 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
res/res_pjsip_diversion.c
View File

@@ -314,8 +314,14 @@ static void set_redirecting_reason_by_cause(pjsip_name_addr *name_addr,
{ {
static const pj_str_t cause_name = { "cause", 5 }; static const pj_str_t cause_name = { "cause", 5 };
pjsip_sip_uri *uri = pjsip_uri_get_uri(name_addr); pjsip_sip_uri *uri = pjsip_uri_get_uri(name_addr);
pjsip_param *cause = pjsip_param_find(&uri->other_param, &cause_name); pjsip_param *cause = NULL;
unsigned long cause_value; unsigned long cause_value = 0;
if (!PJSIP_URI_SCHEME_IS_SIP(uri) && !PJSIP_URI_SCHEME_IS_SIPS(uri)) {
return;
}
cause = pjsip_param_find(&uri->other_param, &cause_name);
if (!cause) { if (!cause) {
return; return;
@@ -377,6 +383,7 @@ static void set_redirecting(struct ast_sip_session *session,
ast_party_redirecting_init(&data); ast_party_redirecting_init(&data);
memset(&update, 0, sizeof(update)); memset(&update, 0, sizeof(update));
data.reason.code = AST_REDIRECTING_REASON_UNKNOWN;
if (from_info) { if (from_info) {
set_redirecting_id((pjsip_name_addr*)from_info->uri, set_redirecting_id((pjsip_name_addr*)from_info->uri,
&data.from, &update.from); &data.from, &update.from);