diff options
| -rw-r--r-- | pkg/sentry/socket/hostinet/socket.go | 6 | ||||
| -rw-r--r-- | pkg/unet/unet.go | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/pkg/sentry/socket/hostinet/socket.go b/pkg/sentry/socket/hostinet/socket.go index 8f901df6c..d0f3054dc 100644 --- a/pkg/sentry/socket/hostinet/socket.go +++ b/pkg/sentry/socket/hostinet/socket.go @@ -193,7 +193,7 @@ func (s *socketOperations) Accept(t *kernel.Task, peerRequested bool, flags int, // Conservatively ignore all flags specified by the application and add // SOCK_NONBLOCK since socketOperations requires it. - fd, syscallErr := accept4(s.fd, peerAddrPtr, peerAddrlenPtr, syscall.SOCK_NONBLOCK) + fd, syscallErr := accept4(s.fd, peerAddrPtr, peerAddrlenPtr, syscall.SOCK_NONBLOCK|syscall.SOCK_CLOEXEC) if blocking { var ch chan struct{} for syscallErr == syserror.ErrWouldBlock { @@ -207,7 +207,7 @@ func (s *socketOperations) Accept(t *kernel.Task, peerRequested bool, flags int, s.EventRegister(&e, waiter.EventIn) defer s.EventUnregister(&e) } - fd, syscallErr = accept4(s.fd, peerAddrPtr, peerAddrlenPtr, syscall.SOCK_NONBLOCK) + fd, syscallErr = accept4(s.fd, peerAddrPtr, peerAddrlenPtr, syscall.SOCK_NONBLOCK|syscall.SOCK_CLOEXEC) } } @@ -545,7 +545,7 @@ func (p *socketProvider) Socket(t *kernel.Task, stypeflags unix.SockType, protoc // Conservatively ignore all flags specified by the application and add // SOCK_NONBLOCK since socketOperations requires it. Pass a protocol of 0 // to simplify the syscall filters, since 0 and IPPROTO_* are equivalent. - fd, err := syscall.Socket(p.family, stype|syscall.SOCK_NONBLOCK, 0) + fd, err := syscall.Socket(p.family, stype|syscall.SOCK_NONBLOCK|syscall.SOCK_CLOEXEC, 0) if err != nil { return nil, syserr.FromError(err) } diff --git a/pkg/unet/unet.go b/pkg/unet/unet.go index 59b6c5568..f4800e0d9 100644 --- a/pkg/unet/unet.go +++ b/pkg/unet/unet.go @@ -201,7 +201,7 @@ func (s *Socket) enterFD() (int, bool) { // SocketPair creates a pair of connected sockets. func SocketPair(packet bool) (*Socket, *Socket, error) { // Make a new pair. - fds, err := syscall.Socketpair(syscall.AF_UNIX, socketType(packet), 0) + fds, err := syscall.Socketpair(syscall.AF_UNIX, socketType(packet)|syscall.SOCK_CLOEXEC, 0) if err != nil { return nil, nil, err } |