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bus: refuse invalid names from kbus meta data
[elogind.git]
/
src
/
libsystemd-bus
/
bus-kernel.c
diff --git
a/src/libsystemd-bus/bus-kernel.c
b/src/libsystemd-bus/bus-kernel.c
index d752d1fbe300152326ca6267f737c4805392ebc9..e8f4c581105f6a3b29166ec8876e48e2147abf98 100644
(file)
--- a/
src/libsystemd-bus/bus-kernel.c
+++ b/
src/libsystemd-bus/bus-kernel.c
@@
-873,10
+873,16
@@
static int bus_kernel_make_message(sd_bus *bus, struct kdbus_msg *k) {
break;
case KDBUS_ITEM_DST_NAME:
break;
case KDBUS_ITEM_DST_NAME:
+ if (!service_name_is_valid(d->str))
+ return -EBADMSG;
+
destination = d->str;
break;
case KDBUS_ITEM_NAME:
destination = d->str;
break;
case KDBUS_ITEM_NAME:
+ if (!service_name_is_valid(d->name.name))
+ return -EBADMSG;
+
r = strv_extend(&m->creds.well_known_names, d->name.name);
if (r < 0)
goto fail;
r = strv_extend(&m->creds.well_known_names, d->name.name);
if (r < 0)
goto fail;