From 7b009013fc93e3c2f2974973067e8e46f87e0345 Mon Sep 17 00:00:00 2001 From: Peter Marko Date: Tue, 11 Mar 2025 19:14:21 +0100 Subject: [PATCH] grub: patch CVE-2025-1118 Cherry-pick patch mentioning this CVE. (From OE-Core rev: def610a1298ad7b8c98185a2b4c46f2c7173a950) Signed-off-by: Peter Marko Signed-off-by: Steve Sakoman --- .../grub/files/CVE-2025-1118.patch | 37 +++++++++++++++++++ meta/recipes-bsp/grub/grub2.inc | 1 + 2 files changed, 38 insertions(+) create mode 100644 meta/recipes-bsp/grub/files/CVE-2025-1118.patch diff --git a/meta/recipes-bsp/grub/files/CVE-2025-1118.patch b/meta/recipes-bsp/grub/files/CVE-2025-1118.patch new file mode 100644 index 0000000000..e6906d909c --- /dev/null +++ b/meta/recipes-bsp/grub/files/CVE-2025-1118.patch @@ -0,0 +1,37 @@ +From 34824806ac6302f91e8cabaa41308eaced25725f Mon Sep 17 00:00:00 2001 +From: B Horn +Date: Thu, 18 Apr 2024 20:29:39 +0100 +Subject: [PATCH] commands/minicmd: Block the dump command in lockdown mode + +The dump enables a user to read memory which should not be possible +in lockdown mode. + +Fixes: CVE-2025-1118 + +Reported-by: B Horn +Reported-by: Jonathan Bar Or +Signed-off-by: B Horn +Reviewed-by: Daniel Kiper + +CVE: CVE-2025-1118 +Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/grub.git/commit/?id=34824806ac6302f91e8cabaa41308eaced25725f] +Signed-off-by: Peter Marko +--- + grub-core/commands/minicmd.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/grub-core/commands/minicmd.c b/grub-core/commands/minicmd.c +index 286290866..8c5ee3e60 100644 +--- a/grub-core/commands/minicmd.c ++++ b/grub-core/commands/minicmd.c +@@ -203,8 +203,8 @@ GRUB_MOD_INIT(minicmd) + grub_register_command ("help", grub_mini_cmd_help, + 0, N_("Show this message.")); + cmd_dump = +- grub_register_command ("dump", grub_mini_cmd_dump, +- N_("ADDR [SIZE]"), N_("Show memory contents.")); ++ grub_register_command_lockdown ("dump", grub_mini_cmd_dump, ++ N_("ADDR [SIZE]"), N_("Show memory contents.")); + cmd_rmmod = + grub_register_command ("rmmod", grub_mini_cmd_rmmod, + N_("MODULE"), N_("Remove a module.")); diff --git a/meta/recipes-bsp/grub/grub2.inc b/meta/recipes-bsp/grub/grub2.inc index 6f0c8a133f..bd0c9d2601 100644 --- a/meta/recipes-bsp/grub/grub2.inc +++ b/meta/recipes-bsp/grub/grub2.inc @@ -32,6 +32,7 @@ SRC_URI = "${GNU_MIRROR}/grub/grub-${PV}.tar.gz \ file://CVE-2024-45776.patch \ file://CVE-2024-45777.patch \ file://CVE-2025-0690.patch \ + file://CVE-2025-1118.patch \ " SRC_URI[sha256sum] = "b30919fa5be280417c17ac561bb1650f60cfb80cc6237fa1e2b6f56154cb9c91"