diff options
| author | Lennart Poettering <lennart@poettering.net> | 2015-11-15 22:00:47 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2015-11-15 22:00:47 +0100 |
| commit | 06820eafdbc3dd89cb1f7563564c7d91426709ca (patch) | |
| tree | 35ee848283d31ccdfb7b99deb2a93cf4488f9258 /src/machine | |
| parent | 7ad8eb8d84a53a1dc55411ae1087bd9a2f3b58bf (diff) | |
machined,logind: be more careful when accepting PIDs and UIDs from clients
Always validate first before we start processing the data.
Diffstat (limited to 'src/machine')
| -rw-r--r-- | src/machine/machined-dbus.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/machine/machined-dbus.c b/src/machine/machined-dbus.c index 7827f063c1..4ec6baaa1f 100644 --- a/src/machine/machined-dbus.c +++ b/src/machine/machined-dbus.c @@ -199,6 +199,9 @@ static int method_get_machine_by_pid(sd_bus_message *message, void *userdata, sd if (r < 0) return r; + if (pid < 0) + return -EINVAL; + if (pid == 0) { _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; |