diff options
| author | Lennart Poettering <lennart@poettering.net> | 2014-11-25 01:59:48 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2014-11-25 14:28:34 +0100 |
| commit | becca6eaafa8ad7771363099f55b8a7dde516f21 (patch) | |
| tree | 04818faecf6cc67b73a27bc7bedb0ebd47c61160 /src/libsystemd/sd-bus/bus-control.c | |
| parent | 359c09b1c1afa5a5ed4002940d7d6e61b74b7e3b (diff) | |
sd-bus: properly handle uninitialized audit creds from kdbus
Diffstat (limited to 'src/libsystemd/sd-bus/bus-control.c')
| -rw-r--r-- | src/libsystemd/sd-bus/bus-control.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/libsystemd/sd-bus/bus-control.c b/src/libsystemd/sd-bus/bus-control.c index b887d32579..0027ad36c4 100644 --- a/src/libsystemd/sd-bus/bus-control.c +++ b/src/libsystemd/sd-bus/bus-control.c @@ -556,12 +556,14 @@ static int bus_populate_creds_from_items(sd_bus *bus, break; case KDBUS_ITEM_AUDIT: - m = (SD_BUS_CREDS_AUDIT_SESSION_ID | SD_BUS_CREDS_AUDIT_LOGIN_UID) & mask; + if (mask & SD_BUS_CREDS_AUDIT_SESSION_ID && (uint32_t) item->audit.sessionid != (uint32_t) -1) { + c->audit_session_id = (uint32_t) item->audit.sessionid; + c->mask |= SD_BUS_CREDS_AUDIT_SESSION_ID; + } - if (m) { - c->audit_session_id = item->audit.sessionid; - c->audit_login_uid = item->audit.loginuid; - c->mask |= m; + if (mask & SD_BUS_CREDS_AUDIT_LOGIN_UID && (uid_t) item->audit.loginuid != (uid_t) -1) { + c->audit_login_uid = (uid_t) item->audit.loginuid; + c->mask |= SD_BUS_CREDS_AUDIT_LOGIN_UID; } break; |