From: Joe Talbott <joetalbott@gmail.com>
Date: Fri, 1 Mar 2024 17:42:10 +0000 (+0000)
Subject: manual/tunables - Add entry for enable_secure tunable.
X-Git-Tag: glibc-2.40~346
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d370155b9ab73d0c45bf968b7a9c823f4697a505;p=thirdparty%2Fglibc.git

manual/tunables - Add entry for enable_secure tunable.
---

diff --git a/manual/tunables.texi b/manual/tunables.texi
index be97190d67..4a7d04dc0d 100644
--- a/manual/tunables.texi
+++ b/manual/tunables.texi
@@ -345,6 +345,16 @@ performance issues of @samp{1}.
 The default value of this tunable is @samp{2}.
 @end deftp
 
+@deftp Tunable glibc.rtld.enable_secure
+Used to run a program as if it were a setuid process.  The only valid value
+is @samp{1} as this tunable can only be used to set and not unset
+@code{enable_secure}.  Setting this tunable to @samp{1} also disables all other
+tunables.  This tunable is intended to facilitate more extensive verification
+tests for @code{AT_SECURE} programs and not meant to be a security feature.
+
+The default value of this tunable is @samp{0}.
+@end deftp
+
 @node Elision Tunables
 @section Elision Tunables
 @cindex elision tunables