In the Linux kernel, the following vulnerability has been resolved:
fs/ntfs3: Fix NULL dereference in ni_write_inode
Syzbot reports a NULL dereference in ni_write_inode.
When creating a new inode, if allocation fails in mi_init function
(called in mi_format_new function), mi->mrec is set to NULL.
In the error path of this inode creation, mi->mrec is later
dereferenced in ni_write_inode.
Add a NULL check to prevent NULL dereference.
fs/ntfs3: Fix NULL dereference in ni_write_inode
Syzbot reports a NULL dereference in ni_write_inode.
When creating a new inode, if allocation fails in mi_init function
(called in mi_format_new function), mi->mrec is set to NULL.
In the error path of this inode creation, mi->mrec is later
dereferenced in ni_write_inode.
Add a NULL check to prevent NULL dereference.
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Affected Vendors & Products
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Thu, 23 Oct 2025 00:15:00 +0000
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threat_severity
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cvssV3_1
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Wed, 22 Oct 2025 13:45:00 +0000
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Description | In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix NULL dereference in ni_write_inode Syzbot reports a NULL dereference in ni_write_inode. When creating a new inode, if allocation fails in mi_init function (called in mi_format_new function), mi->mrec is set to NULL. In the error path of this inode creation, mi->mrec is later dereferenced in ni_write_inode. Add a NULL check to prevent NULL dereference. | |
Title | fs/ntfs3: Fix NULL dereference in ni_write_inode | |
References |
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Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2025-10-22T13:23:59.630Z
Reserved: 2025-10-22T13:21:37.350Z
Link: CVE-2023-53732

No data.

Status : Awaiting Analysis
Published: 2025-10-22T14:15:48.547
Modified: 2025-10-22T21:12:48.953
Link: CVE-2023-53732


No data.