[sr-dev] git:3.2: modules_k/presence Safety check for malformed Subscribe

Module: sip-router Branch: 3.2 Commit: 176f35cc78167267524724b432abad74c7218a35 URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=176f35c… Author: Anca Vamanu <anca.vamanu(a)1and1.ro> Committer: Anca Vamanu <anca.vamanu(a)1and1.ro> Date: Wed Apr 25 15:06:52 2012 +0300 modules_k/presence Safety check for malformed Subscribe Subscribe with header 'Contact: *' caused crash in presence. --- modules_k/presence/subscribe.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/modules_k/presence/subscribe.c b/modules_k/presence/subscribe.c index 9db947e..b1405de 100644 --- a/modules_k/presence/subscribe.c +++ b/modules_k/presence/subscribe.c @@ -1078,6 +1078,12 @@ int extract_sdialog_info(subs_t* subs,struct sip_msg* msg, int mexp, LM_ERR("cannot parse contact header\n"); goto error; } + if(b->star || b->contacts==NULL) + { + LM_ERR("Wrong contact header\n"); + goto error; + } + subs->contact = b->contacts->uri; LM_DBG("subs->contact= %.*s - len = %d\n",subs->contact.len,