CVE-2023-53732
Unknown
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.
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedOct 22, 2025
First seenOct 22, 2025
How to fix
Update
- Linux Linuxd4b74482529516477cf7b12502538e51827c699f, b3152afc0eb864f7c6ecad134a15b577ef7aec77, b1135fbaf8ebef93df326761ac70ebcc3c2e3d63, 8dae4f6341e335a09575be60b4fdf697c732a470 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e ≤ v < d4b74482529516477cf7b12502538e51827c699f, 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e ≤ v < b3152afc0eb864f7c6ecad134a15b577ef7aec77, 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e ≤ v < b1135fbaf8ebef93df326761ac70ebcc3c2e3d63, 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e ≤ v < 8dae4f6341e335a09575be60b4fdf697c732a470, 5.15 | d4b74482529516477cf7b12502538e51827c699f, b3152afc0eb864f7c6ecad134a15b577ef7aec77, b1135fbaf8ebef93df326761ac70ebcc3c2e3d63, 8dae4f6341e335a09575be60b4fdf697c732a470 |
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