diff options
Diffstat (limited to 'libgo/go/syscall/sockcmsg_linux.go')
| -rw-r--r-- | libgo/go/syscall/sockcmsg_linux.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libgo/go/syscall/sockcmsg_linux.go b/libgo/go/syscall/sockcmsg_linux.go index 5a56b25bebb..4cb9075ba8c 100644 --- a/libgo/go/syscall/sockcmsg_linux.go +++ b/libgo/go/syscall/sockcmsg_linux.go @@ -31,6 +31,9 @@ func ParseUnixCredentials(m *SocketControlMessage) (*Ucred, error) { if m.Header.Type != SCM_CREDENTIALS { return nil, EINVAL } + if uintptr(len(m.Data)) < unsafe.Sizeof(Ucred{}) { + return nil, EINVAL + } ucred := *(*Ucred)(unsafe.Pointer(&m.Data[0])) return &ucred, nil } |