b9f070c2f2
Resolves: CVE-2024-45781 CVE-2024-45783 CVE-2024-45778 Resolves: CVE-2024-45775 CVE-2024-45780 CVE-2024-45774 Resolves: CVE-2025-0690 CVE-2025-1118 CVE-2024-45782 Resolves: CVE-2025-0624 CVE-2024-45779 CVE-2024-45776 Resolves: CVE-2025-0622 CVE-2025-0677 Resolves: #RHEL-80691 Resolves: #RHEL-80690 Resolves: #RHEL-80689 Resolves: #RHEL-80687 Resolves: #RHEL-80686 Signed-off-by: Leo Sandoval <lsandova@redhat.com> Signed-off-by: Nicolas Frayer <nfrayer@redhat.com>
33 lines
1.1 KiB
Diff
33 lines
1.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Alec Brown <alec.r.brown@oracle.com>
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Date: Tue, 28 Jan 2025 05:15:50 +0000
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Subject: [PATCH] fs/sfs: Check if allocated memory is NULL
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When using grub_zalloc(), if we are out of memory, this function can fail.
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After allocating memory, we should check if grub_zalloc() returns NULL.
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If so, we should handle this error.
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Fixes: CID 473856
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Signed-off-by: Alec Brown <alec.r.brown@oracle.com>
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Reviewed-by: Ross Philipson <ross.philipson@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/sfs.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/grub-core/fs/sfs.c b/grub-core/fs/sfs.c
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index 88705b3a2..bad4ae8d1 100644
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--- a/grub-core/fs/sfs.c
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+++ b/grub-core/fs/sfs.c
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@@ -429,6 +429,9 @@ grub_sfs_mount (grub_disk_t disk)
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- 24 /* offsetof (struct grub_sfs_objc, objects) */
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- 25); /* offsetof (struct grub_sfs_obj, filename) */
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data->label = grub_zalloc (max_len + 1);
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+ if (data->label == NULL)
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+ goto fail;
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+
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grub_strncpy (data->label, (char *) rootobjc->objects[0].filename, max_len);
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grub_free (rootobjc_data);
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