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Merge pull request from GHSA-hvq6-f89p-frvp
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nanangizz committed Mar 8, 2021
1 parent eaf5622 commit 97b3d7addbaa720b7ddb0af9bf6f3e443e664365
Showing with 12 additions and 2 deletions.
  1. +12 −2 pjmedia/src/pjmedia/sdp_neg.c
@@ -304,7 +304,6 @@ PJ_DEF(pj_status_t) pjmedia_sdp_neg_modify_local_offer2(
{
pjmedia_sdp_session *new_offer;
pjmedia_sdp_session *old_offer;
char media_used[PJMEDIA_MAX_SDP_MEDIA];
unsigned oi; /* old offer media index */
pj_status_t status;

@@ -323,8 +322,19 @@ PJ_DEF(pj_status_t) pjmedia_sdp_neg_modify_local_offer2(
/* Change state to STATE_LOCAL_OFFER */
neg->state = PJMEDIA_SDP_NEG_STATE_LOCAL_OFFER;

/* When there is no active local SDP in state PJMEDIA_SDP_NEG_STATE_DONE,
* it means that the previous initial SDP nego must have been failed,
* so we'll just set the local SDP offer here.
*/
if (!neg->active_local_sdp) {
neg->initial_sdp_tmp = NULL;
neg->initial_sdp = pjmedia_sdp_session_clone(pool, local);
neg->neg_local_sdp = pjmedia_sdp_session_clone(pool, local);

return PJ_SUCCESS;
}

/* Init vars */
pj_bzero(media_used, sizeof(media_used));
old_offer = neg->active_local_sdp;
new_offer = pjmedia_sdp_session_clone(pool, local);

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