6eaa34fe07
- Resolves: CVE-2024-45779 CVE-2024-45778 CVE-2025-1118 - Resolves: CVE-2025-0677 CVE-2024-45782 CVE-2025-0690 - Resolves: CVE-2024-45783 CVE-2025-0624 CVE-2024-45776 - Resolves: CVE-2025-0622 CVE-2024-45774 CVE-2024-45775 - Resolves: CVE-2024-45781 CVE-2024-45780 - Resolves: #RHEL-79700 - Resolves: #RHEL-79341 - Resolves: #RHEL-79875 - Resolves: #RHEL-79849 - Resolves: #RHEL-79707 - Resolves: #RHEL-79857 - Resolves: #RHEL-79709 - Resolves: #RHEL-79846 - Resolves: #RHEL-75737 - Resolves: #RHEL-79713 - Resolves: #RHEL-73785 - Resolves: #RHEL-73787 - Resolves: #RHEL-79704 - Resolves: #RHEL-79702 Signed-off-by: Nicolas Frayer <nfrayer@redhat.com>
41 lines
1.4 KiB
Diff
41 lines
1.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Lidong Chen <lidong.chen@oracle.com>
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Date: Wed, 22 Jan 2025 07:17:03 +0000
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Subject: [PATCH] fs/zfs: Prevent overflows when allocating memory for arrays
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Use grub_calloc() when allocating memory for arrays to ensure proper
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overflow checks are in place.
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Signed-off-by: Lidong Chen <lidong.chen@oracle.com>
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Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
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---
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grub-core/fs/zfs/zfs.c | 8 ++++----
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1 file changed, 4 insertions(+), 4 deletions(-)
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diff --git a/grub-core/fs/zfs/zfs.c b/grub-core/fs/zfs/zfs.c
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index b52d293f2..913046ba9 100644
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--- a/grub-core/fs/zfs/zfs.c
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+++ b/grub-core/fs/zfs/zfs.c
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@@ -721,8 +721,8 @@ fill_vdev_info_real (struct grub_zfs_data *data,
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{
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fill->n_children = nelm;
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- fill->children = grub_zalloc (fill->n_children
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- * sizeof (fill->children[0]));
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+ fill->children = grub_calloc (fill->n_children,
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+ sizeof (fill->children[0]));
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}
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for (i = 0; i < nelm; i++)
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@@ -3697,8 +3697,8 @@ zfs_mount (grub_device_t dev)
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#endif
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data->n_devices_allocated = 16;
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- data->devices_attached = grub_malloc (sizeof (data->devices_attached[0])
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- * data->n_devices_allocated);
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+ data->devices_attached = grub_calloc (data->n_devices_allocated,
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+ sizeof (data->devices_attached[0]));
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data->n_devices_attached = 0;
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err = scan_disk (dev, data, 1, &inserted);
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if (err)
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