From: Maxim Suhanov <dfirb...@gmail.com>
This further mitigates potential misuse of the CLI after the
root device has been successfully unlocked via TPM.
Fixes: CVE-2025-4382
Signed-off-by: Maxim Suhanov <dfirb...@gmail.com>
Reviewed-by: Daniel Kiper <daniel.ki...@oracle.com>
---
grub-core/kern/rescue_reader.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/grub-core/kern/rescue_reader.c b/grub-core/kern/rescue_reader.c
index 4259857ba..a71ada8fb 100644
--- a/grub-core/kern/rescue_reader.c
+++ b/grub-core/kern/rescue_reader.c
@@ -79,7 +79,7 @@ void __attribute__ ((noreturn))
grub_rescue_run (void)
{
/* Stall if the CLI has been disabled */
- if (grub_is_cli_disabled ())
+ if (grub_is_cli_disabled () || grub_is_cli_need_auth ())
{
grub_printf ("Rescue mode has been disabled...\n");
--
2.11.0
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