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grub: patch CVE-2024-45782 and CVE-2024-56737

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Cherry-pick patch mentioning these CVEs.

(From OE-Core rev: 3b497db0bff69c8e7a4f5466b155d1c84051cc59)

Signed-off-by: Peter Marko <peter.marko@siemens.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Peter Marko 2025-03-11 19:14:11 +01:00 committed by Steve Sakoman
parent 01aac7e940
commit 8c9962a6fd
2 changed files with 37 additions and 0 deletions
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36
meta/recipes-bsp/grub/files/CVE-2024-45782_CVE-2024-56737.patch Normal file
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@ -0,0 +1,36 @@
From 417547c10410b714e43f08f74137c24015f8f4c3 Mon Sep 17 00:00:00 2001
From: B Horn <b@horn.uk>
Date: Sun, 12 May 2024 02:48:33 +0100
Subject: [PATCH] fs/hfs: Fix stack OOB write with grub_strcpy()
Replaced with grub_strlcpy().
Fixes: CVE-2024-45782
Fixes: CVE-2024-56737
Fixes: https://savannah.gnu.org/bugs/?66599
Reported-by: B Horn <b@horn.uk>
Signed-off-by: B Horn <b@horn.uk>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
CVE: CVE-2024-45782
CVE: CVE-2024-56737
Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/grub.git/commit/?id=417547c10410b714e43f08f74137c24015f8f4c3]
Signed-off-by: Peter Marko <peter.marko@siemens.com>
---
grub-core/fs/hfs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/grub-core/fs/hfs.c b/grub-core/fs/hfs.c
index 91dc0e69c..920112b03 100644
--- a/grub-core/fs/hfs.c
+++ b/grub-core/fs/hfs.c
@@ -379,7 +379,7 @@ grub_hfs_mount (grub_disk_t disk)
volume name. */
key.parent_dir = grub_cpu_to_be32_compile_time (1);
key.strlen = data->sblock.volname[0];
- grub_strcpy ((char *) key.str, (char *) (data->sblock.volname + 1));
+ grub_strlcpy ((char *) key.str, (char *) (data->sblock.volname + 1), sizeof (key.str));
if (grub_hfs_find_node (data, (char *) &key, data->cat_root,
0, (char *) &dir, sizeof (dir)) == 0)

1
meta/recipes-bsp/grub/grub2.inc
View File

@ -20,6 +20,7 @@ SRC_URI = "${GNU_MIRROR}/grub/grub-${PV}.tar.gz \
file://0001-RISC-V-Restore-the-typcast-to-long.patch \
file://0001-misc-Implement-grub_strlcpy.patch \
file://CVE-2024-45781.patch \
file://CVE-2024-45782_CVE-2024-56737.patch \
"
SRC_URI[sha256sum] = "b30919fa5be280417c17ac561bb1650f60cfb80cc6237fa1e2b6f56154cb9c91"