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security: fix error path resource leaks in netjack2 manager

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Fix handle_follower_available to properly clean up on all error paths
after the follower has been added to the list. Add missing NULL checks
for pw_properties_copy and check the netjack2_init return value.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
This commit is contained in:
Wim Taymans 2026-04-29 13:21:21 +02:00
parent 4ac5364004
commit 593132e434
1 changed files with 11 additions and 2 deletions
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13
src/modules/module-netjack2-manager.c
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@ -982,10 +982,16 @@ static int handle_follower_available(struct impl *impl, struct nj2_session_param
follower->sink.direction = PW_DIRECTION_INPUT;
follower->sink.props = pw_properties_copy(impl->sink_props);
if (follower->source.props == NULL || follower->sink.props == NULL) {
res = -errno;
pw_log_error("can't create properties: %m");
goto cleanup;
}
if ((res = parse_audio_info(follower->source.props, &follower->source.info)) < 0 ||
(res = parse_audio_info(follower->sink.props, &follower->sink.info)) < 0) {
pw_log_error("can't parse format: %s", spa_strerror(res));
return res;
goto cleanup;
}
follower->source.n_audio = pw_properties_get_uint32(follower->source.props,
@ -1117,7 +1123,10 @@ static int handle_follower_available(struct impl *impl, struct nj2_session_param
peer->send_volume = &follower->sink.volume;
peer->recv_volume = &follower->source.volume;
peer->quantum_limit = impl->quantum_limit;
netjack2_init(peer);
if ((res = netjack2_init(peer)) < 0) {
pw_log_error("can't init peer: %s", spa_strerror(res));
goto cleanup;
}
int bufsize = SPA_MIN((size_t)NETWORK_MAX_LATENCY * (peer->params.mtu +
(size_t)follower->period_size * sizeof(float) *