1 files changed, 26 insertions, 1 deletions

diff --git a/lib/libc/sys/procctl.2 b/lib/libc/sys/procctl.2
index f85825d8cc6f..432ed5919a81 100644
--- a/lib/libc/sys/procctl.2
+++ b/lib/libc/sys/procctl.2
@@ -29,7 +29,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd June 13, 2020
+.Dd July 1, 2021
 .Dt PROCCTL 2
 .Os
 .Sh NAME
@@ -564,6 +564,31 @@ Stack gaps are enabled in the process after
 Stack gaps are disabled in the process after
 .Xr execve 2 .
 .El
+.It Dv PROC_NO_NEW_PRIVS_CTL
+Allows one to ignore the SUID and SGID bits on the program
+images activated by
+.Xr execve 2
+in the specified process and its future descendants.
+The
+.Fa data
+parameter must point to the integer variable holding the following
+value:
+.Bl -tag -width PROC_NO_NEW_PRIVS_ENABLE
+.It Dv PROC_NO_NEW_PRIVS_ENABLE
+Request SUID and SGID bits to be ignored.
+.El
+.Pp
+It is not possible to disable it once it has been enabled.
+.It Dv PROC_NO_NEW_PRIVS_STATUS
+Returns the current status of SUID/SGID enablement for the target process.
+The
+.Fa data
+parameter must point to the integer variable, where one of the
+following values is written:
+.Bl -tag -width PROC_NO_NEW_PRIVS_DISABLE
+.It Dv PROC_NO_NEW_PRIVS_ENABLE
+.It Dv PROC_NO_NEW_PRIVS_DISABLE
+.El
 .El
 .Sh x86 MACHINE-SPECIFIC REQUESTS
 .Bl -tag -width PROC_KPTI_STATUS