grub2/grub2-linuxefi-fix-boot-params.patch

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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/loader/i386/efi/linux.c
+++ b/grub-core/loader/i386/efi/linux.c
@@ -298,7 +298,14 @@
lh.code32_start = (grub_uint32_t)(grub_addr_t) kernel_mem;
}
- grub_memcpy(params, &lh, 2 * 512);
+ /* Grub linuxefi erroneously initialize linux's boot_params with non-zero values. (bsc#1025563)
+
+ From https://www.kernel.org/doc/Documentation/x86/boot.txt:
+ The memory for struct boot_params could be allocated anywhere (even above 4G)
+ and initialized to all zero.
+ Then, the setup header at offset 0x01f1 of kernel image on should be
+ loaded into struct boot_params and examined. */
+ grub_memcpy (&params->setup_sects, &lh.setup_sects, sizeof (lh) - 0x01f1);
params->type_of_loader = 0x21;