From patchwork Tue Mar 11 18:17:17 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Marko X-Patchwork-Id: 58733 X-Patchwork-Delegate: steve@sakoman.com 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 1A028C3DA4A for ; Tue, 11 Mar 2025 18:19:03 +0000 (UTC) Received: from mta-64-228.siemens.flowmailer.net (mta-64-228.siemens.flowmailer.net [185.136.64.228]) by mx.groups.io with SMTP id smtpd.web11.17690.1741717138178873325 for ; Tue, 11 Mar 2025 11:19:00 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=peter.marko@siemens.com header.s=fm1 header.b=W0cOi3DB; spf=pass (domain: rts-flowmailer.siemens.com, ip: 185.136.64.228, mailfrom: fm-256628-20250311181859b4338abf1bef7a885c-gnwayt@rts-flowmailer.siemens.com) Received: by mta-64-228.siemens.flowmailer.net with ESMTPSA id 20250311181859b4338abf1bef7a885c for ; Tue, 11 Mar 2025 19:18:59 +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=4/teakfX5b77+TiJttfeENza18BGdCbUSA08Utkb284=; b=W0cOi3DBJBNHI82ZqewXe8WoIfv3kppFfd79fOQTGj3rdaEl6UtFmCs8w8u55RBKgwblmq mKAy/AsQljXWDuluiisdHK760Ud9gdBLVYIIbLP/kpWRdSKkT1O2yCUZ6yJ7diQ4jBOthbXt /ygbThzVcFOfI7gJHB/i0Kg72gZzazTsEWKMC8NIsrDolNISpEpKd0G6xMX6A1cwUTrJBqy0 JNujLr5eTIuimBHsnHjHlA4PT7fN2zsTAmbQEJgVFv6GiwhOxrdJCelGuXwunQi3giDQI0ln hpfVd7SVObz2vmywr3IGaNkyftpos2XoXB9OB6Z06DrTgU5+M24aCelw==; From: Peter Marko To: openembedded-core@lists.openembedded.org Cc: Peter Marko Subject: [OE-core][scarthgap][PATCH 09/17] grub: patch CVE-2024-45775 Date: Tue, 11 Mar 2025 19:17:17 +0100 Message-Id: <20250311181725.8986-9-peter.marko@siemens.com> In-Reply-To: <20250311181725.8986-1-peter.marko@siemens.com> References: <20250311181725.8986-1-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 18:19:03 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/212621 From: Peter Marko Cherry-pick patch mentioning this CVE. Signed-off-by: Peter Marko --- .../grub/files/CVE-2024-45775.patch | 38 +++++++++++++++++++ meta/recipes-bsp/grub/grub2.inc | 1 + 2 files changed, 39 insertions(+) create mode 100644 meta/recipes-bsp/grub/files/CVE-2024-45775.patch diff --git a/meta/recipes-bsp/grub/files/CVE-2024-45775.patch b/meta/recipes-bsp/grub/files/CVE-2024-45775.patch new file mode 100644 index 0000000000..70492b8c2e --- /dev/null +++ b/meta/recipes-bsp/grub/files/CVE-2024-45775.patch @@ -0,0 +1,38 @@ +From 05be856a8c3aae41f5df90cab7796ab7ee34b872 Mon Sep 17 00:00:00 2001 +From: Lidong Chen +Date: Fri, 22 Nov 2024 06:27:55 +0000 +Subject: [PATCH] commands/extcmd: Missing check for failed allocation + +The grub_extcmd_dispatcher() calls grub_arg_list_alloc() to allocate +a grub_arg_list struct but it does not verify the allocation was successful. +In case of failed allocation the NULL state pointer can be accessed in +parse_option() through grub_arg_parse() which may lead to a security issue. + +Fixes: CVE-2024-45775 + +Reported-by: Nils Langius +Signed-off-by: Lidong Chen +Reviewed-by: Daniel Kiper +Reviewed-by: Alec Brown + +CVE: CVE-2024-45775 +Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/grub.git/commit/?id=05be856a8c3aae41f5df90cab7796ab7ee34b872] +Signed-off-by: Peter Marko +--- + grub-core/commands/extcmd.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/grub-core/commands/extcmd.c b/grub-core/commands/extcmd.c +index 90a5ca24a..c236be13a 100644 +--- a/grub-core/commands/extcmd.c ++++ b/grub-core/commands/extcmd.c +@@ -49,6 +49,9 @@ grub_extcmd_dispatcher (struct grub_command *cmd, int argc, char **args, + } + + state = grub_arg_list_alloc (ext, argc, args); ++ if (state == NULL) ++ return grub_errno; ++ + if (grub_arg_parse (ext, argc, args, state, &new_args, &new_argc)) + { + context.state = state; diff --git a/meta/recipes-bsp/grub/grub2.inc b/meta/recipes-bsp/grub/grub2.inc index 4e13b0eb43..0378d5ee72 100644 --- a/meta/recipes-bsp/grub/grub2.inc +++ b/meta/recipes-bsp/grub/grub2.inc @@ -26,6 +26,7 @@ SRC_URI = "${GNU_MIRROR}/grub/grub-${PV}.tar.gz \ file://CVE-2024-45783.patch \ file://CVE-2025-0624.patch \ file://CVE-2024-45774.patch \ + file://CVE-2024-45775.patch \ " SRC_URI[sha256sum] = "b30919fa5be280417c17ac561bb1650f60cfb80cc6237fa1e2b6f56154cb9c91"