D34045.1794474454.diff
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	diff --git a/lib/libc/sys/execve.2 b/lib/libc/sys/execve.2
	--- a/lib/libc/sys/execve.2
	+++ b/lib/libc/sys/execve.2
	@@ -28,7 +28,7 @@
	.\" @(#)execve.2 8.5 (Berkeley) 6/1/94
	.\" $FreeBSD$
	.\"
	-.Dd March 30, 2020
	+.Dd January 26, 2022
	.Dt EXECVE 2
	.Os
	.Sh NAME
	@@ -273,6 +273,9 @@
	The new process file is not an ordinary file.
	.It Bq Er EACCES
	The new process file mode denies execute permission.
	+.It Bq Er EINVAL
	+.Fa argv
	+did not contain at least one element.
	.It Bq Er ENOEXEC
	The new process file has the appropriate access
	permission, but has an invalid magic number in its header.
	diff --git a/sys/kern/kern_exec.c b/sys/kern/kern_exec.c
	--- a/sys/kern/kern_exec.c
	+++ b/sys/kern/kern_exec.c
	@@ -356,6 +356,12 @@
	exec_args_get_begin_envv(args) - args->begin_argv);
	AUDIT_ARG_ENVV(exec_args_get_begin_envv(args), args->envc,
	args->endp - exec_args_get_begin_envv(args));
	+
	+ /* Must have at least one argument. */
	+ if (args->argc == 0) {
	+ exec_free_args(args);
	+ return (EINVAL);
	+ }
	return (do_execve(td, args, mac_p, oldvmspace));
	}