diff --git a/channels/chan_pjsip.c b/channels/chan_pjsip.c index 9e0aa8559137437f452adf74b47854b84a61c2d4..f2f6cf8f29455cae833ce7ccdd79f574cdc62fef 100644 --- a/channels/chan_pjsip.c +++ b/channels/chan_pjsip.c @@ -2261,6 +2261,12 @@ static int chan_pjsip_digit_end(struct ast_channel *ast, char digit, unsigned in struct ast_sip_session_media *media; int res = 0; + if (!channel || !channel->session) { + /* This happens when the channel is hungup while a DTMF digit is playing. See ASTERISK-28086 */ + ast_debug(3, "Channel %s disappeared while calling digit_end\n", ast_channel_name(ast)); + return -1; + } + media = channel->session->active_media_state->default_session[AST_MEDIA_TYPE_AUDIO]; switch (channel->session->dtmf) {