diff --git a/meta/recipes-bsp/grub/files/CVE-2024-45778_CVE-2024-45779.patch b/meta/recipes-bsp/grub/files/CVE-2024-45778_CVE-2024-45779.patch new file mode 100644 index 0000000000..eba013897f --- /dev/null +++ b/meta/recipes-bsp/grub/files/CVE-2024-45778_CVE-2024-45779.patch @@ -0,0 +1,55 @@ +From 26db6605036bd9e5b16d9068a8cc75be63b8b630 Mon Sep 17 00:00:00 2001 +From: Daniel Axtens +Date: Sat, 23 Mar 2024 15:59:43 +1100 +Subject: [PATCH] fs/bfs: Disable under lockdown + +The BFS is not fuzz-clean. Don't allow it to be loaded under lockdown. +This will also disable the AFS. + +Fixes: CVE-2024-45778 +Fixes: CVE-2024-45779 + +Reported-by: Nils Langius +Signed-off-by: Daniel Axtens +Reviewed-by: Daniel Kiper + +CVE: CVE-2024-45778 +CVE: CVE-2024-45779 +Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/grub.git/commit/?id=] +Signed-off-by: Peter Marko +--- + grub-core/fs/bfs.c | 9 +++++++-- + 1 file changed, 7 insertions(+), 2 deletions(-) + +diff --git a/grub-core/fs/bfs.c b/grub-core/fs/bfs.c +index 022f69fe2..78aeb051f 100644 +--- a/grub-core/fs/bfs.c ++++ b/grub-core/fs/bfs.c +@@ -30,6 +30,7 @@ + #include + #include + #include ++#include + + GRUB_MOD_LICENSE ("GPLv3+"); + +@@ -1106,7 +1107,10 @@ GRUB_MOD_INIT (bfs) + { + COMPILE_TIME_ASSERT (1 << LOG_EXTENT_SIZE == + sizeof (struct grub_bfs_extent)); +- grub_fs_register (&grub_bfs_fs); ++ if (!grub_is_lockdown ()) ++ { ++ grub_fs_register (&grub_bfs_fs); ++ } + } + + #ifdef MODE_AFS +@@ -1115,5 +1119,6 @@ GRUB_MOD_FINI (afs) + GRUB_MOD_FINI (bfs) + #endif + { +- grub_fs_unregister (&grub_bfs_fs); ++ if (!grub_is_lockdown ()) ++ grub_fs_unregister (&grub_bfs_fs); + } diff --git a/meta/recipes-bsp/grub/grub2.inc b/meta/recipes-bsp/grub/grub2.inc index bd0c9d2601..d187ffedc4 100644 --- a/meta/recipes-bsp/grub/grub2.inc +++ b/meta/recipes-bsp/grub/grub2.inc @@ -33,6 +33,7 @@ SRC_URI = "${GNU_MIRROR}/grub/grub-${PV}.tar.gz \ file://CVE-2024-45777.patch \ file://CVE-2025-0690.patch \ file://CVE-2025-1118.patch \ + file://CVE-2024-45778_CVE-2024-45779.patch \ " SRC_URI[sha256sum] = "b30919fa5be280417c17ac561bb1650f60cfb80cc6237fa1e2b6f56154cb9c91"