grub2/grub2-secureboot-no-insmod-on-sb.patch

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From 29c89e27805f7a6a22bce11ed9bb430e19c972a9 Mon Sep 17 00:00:00 2001
From: Colin Watson <cjwatson@ubuntu.com>
Date: Tue, 23 Oct 2012 10:40:49 -0400
Subject: [PATCH 449/482] Don't allow insmod when secure boot is enabled.
References: fate#314485
Patch-Mainline: no
Accepting request 904721 from home:michael-chang:grub:2.06 - Version bump to 2.06 * rediff - 0001-add-support-for-UEFI-network-protocols.patch - 0002-net-read-bracketed-ipv6-addrs-and-port-numbers.patch - 0003-Make-grub_error-more-verbose.patch - 0003-bootp-New-net_bootp6-command.patch - 0005-grub.texi-Add-net_bootp6-doument.patch - 0006-bootp-Add-processing-DHCPACK-packet-from-HTTP-Boot.patch - 0006-efi-Set-image-base-address-before-jumping-to-the-PE-.patch - 0008-efinet-Setting-DNS-server-from-UEFI-protocol.patch - 0046-squash-verifiers-Move-verifiers-API-to-kernel-image.patch - grub-install-force-journal-draining-to-ensure-data-i.patch - grub2-btrfs-01-add-ability-to-boot-from-subvolumes.patch - grub2-diskfilter-support-pv-without-metadatacopies.patch - grub2-efi-HP-workaround.patch - grub2-efi-xen-cfg-unquote.patch - grub2-efi-xen-chainload.patch - grub2-fix-menu-in-xen-host-server.patch - grub2-gfxmenu-support-scrolling-menu-entry-s-text.patch - grub2-install-remove-useless-check-PReP-partition-is-empty.patch - grub2-lvm-allocate-metadata-buffer-from-raw-contents.patch - grub2-mkconfig-default-entry-correction.patch - grub2-pass-corret-root-for-nfsroot.patch - grub2-s390x-03-output-7-bit-ascii.patch - grub2-s390x-04-grub2-install.patch - grub2-secureboot-install-signed-grub.patch - grub2-setup-try-fs-embed-if-mbr-gap-too-small.patch - use-grub2-as-a-package-name.patch * update by patch squashed: - 0001-Add-support-for-Linux-EFI-stub-loading-on-aarch64.patch OBS-URL: https://build.opensuse.org/request/show/904721 OBS-URL: https://build.opensuse.org/package/show/Base:System/grub2?expand=0&rev=386
2021-07-08 11:03:14 +02:00
v2:
Use grub_efi_get_secureboot to get secure boot status
Signed-off-by: Michael Chang <mchang@suse.com>
---
grub-core/kern/dl.c | 17 +++++++++++++++++
grub-core/kern/efi/efi.c | 28 ++++++++++++++++++++++++++++
include/grub/efi/efi.h | 1 +
3 files changed, 46 insertions(+)
Accepting request 1105405 from home:michael-chang:grub:2.12rc1 - Implement NV index mode for TPM 2.0 key protector 0001-protectors-Implement-NV-index.patch - Fall back to passphrase mode when the key protector fails to unlock the disk 0002-cryptodisk-Fallback-to-passphrase.patch - Wipe out the cached key cleanly 0003-cryptodisk-wipe-out-the-cached-keys-from-protectors.patch - Make diskfiler to look up cryptodisk devices first 0004-diskfilter-look-up-cryptodisk-devices-first.patch - Version bump to 2.12~rc1 * Added: - grub-2.12~rc1.tar.xz * Removed: - grub-2.06.tar.xz * Patch dropped merged by new version: - grub2-GRUB_CMDLINE_LINUX_RECOVERY-for-recovery-mode.patch - grub2-s390x-02-kexec-module-added-to-emu.patch - grub2-efi-chainloader-root.patch - grub2-Fix-incorrect-netmask-on-ppc64.patch - 0001-osdep-Introduce-include-grub-osdep-major.h-and-use-i.patch - 0002-osdep-linux-hostdisk-Use-stat-instead-of-udevadm-for.patch - 0002-net-read-bracketed-ipv6-addrs-and-port-numbers.patch - grub2-s390x-10-keep-network-at-kexec.patch - 0001-Fix-build-error-in-binutils-2.36.patch - 0001-emu-fix-executable-stack-marking.patch - 0046-squash-verifiers-Move-verifiers-API-to-kernel-image.patch - 0001-30_uefi-firmware-fix-printf-format-with-null-byte.patch - 0001-tpm-Pass-unknown-error-as-non-fatal-but-debug-print-.patch - 0001-Filter-out-POSIX-locale-for-translation.patch OBS-URL: https://build.opensuse.org/request/show/1105405 OBS-URL: https://build.opensuse.org/package/show/Base:System/grub2?expand=0&rev=458
2023-08-24 05:25:56 +02:00
--- a/grub-core/kern/dl.c
+++ b/grub-core/kern/dl.c
@@ -38,6 +38,10 @@
#define GRUB_MODULES_MACHINE_READONLY
#endif
+#ifdef GRUB_MACHINE_EFI
Accepting request 904721 from home:michael-chang:grub:2.06 - Version bump to 2.06 * rediff - 0001-add-support-for-UEFI-network-protocols.patch - 0002-net-read-bracketed-ipv6-addrs-and-port-numbers.patch - 0003-Make-grub_error-more-verbose.patch - 0003-bootp-New-net_bootp6-command.patch - 0005-grub.texi-Add-net_bootp6-doument.patch - 0006-bootp-Add-processing-DHCPACK-packet-from-HTTP-Boot.patch - 0006-efi-Set-image-base-address-before-jumping-to-the-PE-.patch - 0008-efinet-Setting-DNS-server-from-UEFI-protocol.patch - 0046-squash-verifiers-Move-verifiers-API-to-kernel-image.patch - grub-install-force-journal-draining-to-ensure-data-i.patch - grub2-btrfs-01-add-ability-to-boot-from-subvolumes.patch - grub2-diskfilter-support-pv-without-metadatacopies.patch - grub2-efi-HP-workaround.patch - grub2-efi-xen-cfg-unquote.patch - grub2-efi-xen-chainload.patch - grub2-fix-menu-in-xen-host-server.patch - grub2-gfxmenu-support-scrolling-menu-entry-s-text.patch - grub2-install-remove-useless-check-PReP-partition-is-empty.patch - grub2-lvm-allocate-metadata-buffer-from-raw-contents.patch - grub2-mkconfig-default-entry-correction.patch - grub2-pass-corret-root-for-nfsroot.patch - grub2-s390x-03-output-7-bit-ascii.patch - grub2-s390x-04-grub2-install.patch - grub2-secureboot-install-signed-grub.patch - grub2-setup-try-fs-embed-if-mbr-gap-too-small.patch - use-grub2-as-a-package-name.patch * update by patch squashed: - 0001-Add-support-for-Linux-EFI-stub-loading-on-aarch64.patch OBS-URL: https://build.opensuse.org/request/show/904721 OBS-URL: https://build.opensuse.org/package/show/Base:System/grub2?expand=0&rev=386
2021-07-08 11:03:14 +02:00
+#include <grub/efi/sb.h>
+#endif
+
#pragma GCC diagnostic ignored "-Wcast-align"
Accepting request 1105405 from home:michael-chang:grub:2.12rc1 - Implement NV index mode for TPM 2.0 key protector 0001-protectors-Implement-NV-index.patch - Fall back to passphrase mode when the key protector fails to unlock the disk 0002-cryptodisk-Fallback-to-passphrase.patch - Wipe out the cached key cleanly 0003-cryptodisk-wipe-out-the-cached-keys-from-protectors.patch - Make diskfiler to look up cryptodisk devices first 0004-diskfilter-look-up-cryptodisk-devices-first.patch - Version bump to 2.12~rc1 * Added: - grub-2.12~rc1.tar.xz * Removed: - grub-2.06.tar.xz * Patch dropped merged by new version: - grub2-GRUB_CMDLINE_LINUX_RECOVERY-for-recovery-mode.patch - grub2-s390x-02-kexec-module-added-to-emu.patch - grub2-efi-chainloader-root.patch - grub2-Fix-incorrect-netmask-on-ppc64.patch - 0001-osdep-Introduce-include-grub-osdep-major.h-and-use-i.patch - 0002-osdep-linux-hostdisk-Use-stat-instead-of-udevadm-for.patch - 0002-net-read-bracketed-ipv6-addrs-and-port-numbers.patch - grub2-s390x-10-keep-network-at-kexec.patch - 0001-Fix-build-error-in-binutils-2.36.patch - 0001-emu-fix-executable-stack-marking.patch - 0046-squash-verifiers-Move-verifiers-API-to-kernel-image.patch - 0001-30_uefi-firmware-fix-printf-format-with-null-byte.patch - 0001-tpm-Pass-unknown-error-as-non-fatal-but-debug-print-.patch - 0001-Filter-out-POSIX-locale-for-translation.patch OBS-URL: https://build.opensuse.org/request/show/1105405 OBS-URL: https://build.opensuse.org/package/show/Base:System/grub2?expand=0&rev=458
2023-08-24 05:25:56 +02:00
@@ -708,6 +712,19 @@
grub_boot_time ("Loading module %s", filename);
+#ifdef GRUB_MACHINE_EFI
Accepting request 904721 from home:michael-chang:grub:2.06 - Version bump to 2.06 * rediff - 0001-add-support-for-UEFI-network-protocols.patch - 0002-net-read-bracketed-ipv6-addrs-and-port-numbers.patch - 0003-Make-grub_error-more-verbose.patch - 0003-bootp-New-net_bootp6-command.patch - 0005-grub.texi-Add-net_bootp6-doument.patch - 0006-bootp-Add-processing-DHCPACK-packet-from-HTTP-Boot.patch - 0006-efi-Set-image-base-address-before-jumping-to-the-PE-.patch - 0008-efinet-Setting-DNS-server-from-UEFI-protocol.patch - 0046-squash-verifiers-Move-verifiers-API-to-kernel-image.patch - grub-install-force-journal-draining-to-ensure-data-i.patch - grub2-btrfs-01-add-ability-to-boot-from-subvolumes.patch - grub2-diskfilter-support-pv-without-metadatacopies.patch - grub2-efi-HP-workaround.patch - grub2-efi-xen-cfg-unquote.patch - grub2-efi-xen-chainload.patch - grub2-fix-menu-in-xen-host-server.patch - grub2-gfxmenu-support-scrolling-menu-entry-s-text.patch - grub2-install-remove-useless-check-PReP-partition-is-empty.patch - grub2-lvm-allocate-metadata-buffer-from-raw-contents.patch - grub2-mkconfig-default-entry-correction.patch - grub2-pass-corret-root-for-nfsroot.patch - grub2-s390x-03-output-7-bit-ascii.patch - grub2-s390x-04-grub2-install.patch - grub2-secureboot-install-signed-grub.patch - grub2-setup-try-fs-embed-if-mbr-gap-too-small.patch - use-grub2-as-a-package-name.patch * update by patch squashed: - 0001-Add-support-for-Linux-EFI-stub-loading-on-aarch64.patch OBS-URL: https://build.opensuse.org/request/show/904721 OBS-URL: https://build.opensuse.org/package/show/Base:System/grub2?expand=0&rev=386
2021-07-08 11:03:14 +02:00
+ if (grub_efi_get_secureboot () == GRUB_EFI_SECUREBOOT_MODE_ENABLED)
+ {
+#if 0
+ /* This is an error, but grub2-mkconfig still generates a pile of
+ * insmod commands, so emitting it would be mostly just obnoxious. */
+ grub_error (GRUB_ERR_ACCESS_DENIED,
+ "Secure Boot forbids loading module from %s", filename);
+#endif
+ return 0;
+ }
+#endif
+
file = grub_file_open (filename, GRUB_FILE_TYPE_GRUB_MODULE);
if (! file)
return 0;