From: Daniel Axtens <d...@axtens.net>
HFS has issues such as infinite mutual recursion that are simply too
complex to fix for such a legacy format. So simply do not permit
it to be loaded under lockdown.
Signed-off-by: Daniel Axtens <d...@axtens.net>
Reviewed-by: Daniel Kiper <daniel.ki...@oracle.com>
---
grub-core/fs/hfs.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/grub-core/fs/hfs.c b/grub-core/fs/hfs.c
index 3fe842b4d..9a5b7bbe9 100644
--- a/grub-core/fs/hfs.c
+++ b/grub-core/fs/hfs.c
@@ -30,6 +30,7 @@
#include <grub/hfs.h>
#include <grub/i18n.h>
#include <grub/fshelp.h>
+#include <grub/lockdown.h>
GRUB_MOD_LICENSE ("GPLv3+");
@@ -1433,11 +1434,13 @@ static struct grub_fs grub_hfs_fs =
GRUB_MOD_INIT(hfs)
{
- grub_fs_register (&grub_hfs_fs);
+ if (!grub_is_lockdown ())
+ grub_fs_register (&grub_hfs_fs);
my_mod = mod;
}
GRUB_MOD_FINI(hfs)
{
- grub_fs_unregister (&grub_hfs_fs);
+ if (!grub_is_lockdown())
+ grub_fs_unregister (&grub_hfs_fs);
}
--
2.11.0
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