diff --git a/pkg/abi/linux/ioctl.go b/pkg/abi/linux/ioctl.go index 4d7a2dfd7..1c9dc7b03 100644 --- a/pkg/abi/linux/ioctl.go +++ b/pkg/abi/linux/ioctl.go @@ -21,6 +21,7 @@ const ( TCGETS = 0x00005401 TCSETS = 0x00005402 TCSETSW = 0x00005403 + TCSETSF = 0x00005404 TIOCGPGRP = 0x0000540f TIOCSPGRP = 0x00005410 TIOCOUTQ = 0x00005411 diff --git a/pkg/sentry/fs/host/file.go b/pkg/sentry/fs/host/file.go index 8d2463c78..6f469b5cc 100644 --- a/pkg/sentry/fs/host/file.go +++ b/pkg/sentry/fs/host/file.go @@ -305,7 +305,7 @@ func (f *fileOperations) Ioctl(ctx context.Context, io usermem.IO, args arch.Sys }) return 0, err - case linux.TCSETS, linux.TCSETSW: + case linux.TCSETS, linux.TCSETSW, linux.TCSETSF: var termios linux.Termios if _, err := usermem.CopyObjectIn(ctx, io, args[2].Pointer(), &termios, usermem.IOOpts{ AddressSpaceActive: true, diff --git a/runsc/boot/filter/config.go b/runsc/boot/filter/config.go index 0bcc640d5..352c64253 100644 --- a/runsc/boot/filter/config.go +++ b/runsc/boot/filter/config.go @@ -147,6 +147,11 @@ var allowedSyscalls = seccomp.SyscallRules{ seccomp.AllowValue(linux.TCSETS), seccomp.AllowAny{}, /* termios struct */ }, + { + seccomp.AllowAny{}, /* fd */ + seccomp.AllowValue(linux.TCSETSF), + seccomp.AllowAny{}, /* termios struct */ + }, { seccomp.AllowAny{}, /* fd */ seccomp.AllowValue(linux.TCSETSW),