From: kettenis <kettenis@openbsd.org>
Date: Sat, 24 Dec 2022 10:52:04 +0000 (+0000)
Subject: Make .text (and .btext) execute-only on arm64.
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=406273279adfaafe7aabb82d92c2f3b3b5366b3a;p=openbsd

Make .text (and .btext) execute-only on arm64.

ok deraadt@
---

diff --git a/libexec/ld.so/aarch64/ld.script b/libexec/ld.so/aarch64/ld.script
index 77f3a846a29..20eaf8289f1 100644
--- a/libexec/ld.so/aarch64/ld.script
+++ b/libexec/ld.so/aarch64/ld.script
@@ -1,8 +1,8 @@
 PHDRS
 {
 	rodata	PT_LOAD FILEHDR PHDRS FLAGS (4);
-	text	PT_LOAD;
-	btext	PT_LOAD FLAGS (0x08000005);
+	text	PT_LOAD FLAGS(1);
+	btext	PT_LOAD FLAGS (0x08000001);
 	data	PT_LOAD;
 	random	PT_OPENBSD_RANDOMIZE;
 	relro	PT_GNU_RELRO;