From 58af2790a1f65849d7ea8cac9e7378679bfe2ebd Mon Sep 17 00:00:00 2001 From: Axel Beckert Date: Fri, 8 Feb 2019 16:44:22 +0100 Subject: [PATCH] Add an explaining link under ASLR --- README.markdown | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/README.markdown b/README.markdown index b8d8c8f..2d11cdb 100644 --- a/README.markdown +++ b/README.markdown @@ -142,7 +142,7 @@ project. ### Caveats -For security reasons (avoid risk to circumvent ASLR), recent kernels +For security reasons (avoid risk to circumvent [ASLR][3]), recent kernels have disabled the `vsyscall` mapping. Unfortunately older distributions don't run and hence can't be bootstrapped without it. @@ -153,6 +153,9 @@ distributions in a chroot (as xen-tools does), you need to add `GRUB_CMDLINE_LINUX_DEFAULT` in `/etc/default/grub`, then running `update-grub` afterwards and finally reboot. +[3]: https://en.wikipedia.org/wiki/Address_space_layout_randomization + "Address Space Layout Randomization" + Installation ------------