From patchwork Tue Mar 11 18:09:58 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Marko X-Patchwork-Id: 58705 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id CE8B2C28B2F for ; Tue, 11 Mar 2025 18:11:52 +0000 (UTC) Received: from mta-65-225.siemens.flowmailer.net (mta-65-225.siemens.flowmailer.net [185.136.65.225]) by mx.groups.io with SMTP id smtpd.web10.17234.1741716710370246178 for ; Tue, 11 Mar 2025 11:11:50 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=peter.marko@siemens.com header.s=fm1 header.b=d+YD8sXz; spf=pass (domain: rts-flowmailer.siemens.com, ip: 185.136.65.225, mailfrom: fm-256628-2025031118114872ac9b5b58ed990a45-grmxdk@rts-flowmailer.siemens.com) Received: by mta-65-225.siemens.flowmailer.net with ESMTPSA id 2025031118114872ac9b5b58ed990a45 for ; Tue, 11 Mar 2025 19:11:48 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=fm1; d=siemens.com; i=peter.marko@siemens.com; h=Date:From:Subject:To:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding:Cc:References:In-Reply-To; bh=QEHJhdrXUAUYzleFkOXeaB8u1KYDOxRNYWRSVbGFujs=; b=d+YD8sXzSfbuJreCWnYDWMoNTF4QLJ9FEVhwh9z4ag0JybMstRaS8io3LKGcpq+//Tj8Rz /0Kl/VvN+FxInRF2H/SdfdLxUpIMWxXZoLWIFStoInkjxtz6XN7Io51sFDrsnJywzxYhR5ta zSGJRvYxyIR7TUu1fob5VFKdu//uAahV4bORXjAcITtUi2XfeTt797bo/LHK+RQsZRnZyzMe 2m/VEi9yG/Y6mp2lf2/X5isYJWev137tEX4szB7+u/PTnms7JlgeA3rvsngbm0hUmRig/XSL rUKKxAhk92PjO/3OD7WbaVY7Fd1N3wTYKgi/TOb1QZ3bWxo61o1P0nQQ==; From: Peter Marko To: openembedded-core@lists.openembedded.org Cc: Peter Marko Subject: [OE-core][PATCH 15/17] grub: patch CVE-2024-45778 and CVE-2024-45779 Date: Tue, 11 Mar 2025 19:09:58 +0100 Message-Id: <20250311181000.8582-15-peter.marko@siemens.com> In-Reply-To: <20250311181000.8582-1-peter.marko@siemens.com> References: <20250311181000.8582-1-peter.marko@siemens.com> MIME-Version: 1.0 X-Flowmailer-Platform: Siemens Feedback-ID: 519:519-256628:519-21489:flowmailer List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Tue, 11 Mar 2025 18:11:52 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/212592 From: Peter Marko Cherry-pick patch mentioning these CVEs. Signed-off-by: Peter Marko --- .../files/CVE-2024-45778_CVE-2024-45779.patch | 55 +++++++++++++++++++ meta/recipes-bsp/grub/grub2.inc | 1 + 2 files changed, 56 insertions(+) create mode 100644 meta/recipes-bsp/grub/files/CVE-2024-45778_CVE-2024-45779.patch 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 19e6fd64b2..8fef137261 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"