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-rw-r--r--pkg/sentry/socket/hostinet/socket.go6
1 files changed, 3 insertions, 3 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)
}