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Diffstat (limited to 'src/libsystemd-bus/bus-kernel.c')
-rw-r--r--src/libsystemd-bus/bus-kernel.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/libsystemd-bus/bus-kernel.c b/src/libsystemd-bus/bus-kernel.c
index 98fc27cda5..fb852bd730 100644
--- a/src/libsystemd-bus/bus-kernel.c
+++ b/src/libsystemd-bus/bus-kernel.c
@@ -1074,6 +1074,13 @@ int bus_kernel_create_bus(const char *name, char **s) {
return -errno;
}
+ /* The higher 32bit of the flags field are considered
+ * 'incompatible flags'. Refuse them all for now. */
+ if (make->flags > 0xFFFFFFFFULL) {
+ close_nointr_nofail(fd);
+ return -ENOTSUP;
+ }
+
if (s) {
char *p;
@@ -1118,6 +1125,13 @@ int bus_kernel_create_namespace(const char *name, char **s) {
return -errno;
}
+ /* The higher 32bit of the flags field are considered
+ * 'incompatible flags'. Refuse them all for now. */
+ if (make->flags > 0xFFFFFFFFULL) {
+ close_nointr_nofail(fd);
+ return -ENOTSUP;
+ }
+
if (s) {
char *p;