CVE-2022-50056
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-06-18
Last updated on: 2025-11-13
Assigner: kernel.org
Description
Description
In the Linux kernel, the following vulnerability has been resolved:
fs/ntfs3: Fix missing i_op in ntfs_read_mft
There is null pointer dereference because i_op == NULL.
The bug happens because we don't initialize i_op for records in $Extend.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | 6.0 |
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-476 | The product dereferences a pointer that it expects to be valid but is NULL. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a null pointer dereference in the Linux kernel's NTFS3 filesystem driver. It occurs because the i_op field is not initialized for records in the $Extend attribute, leading to a situation where i_op is NULL and causes a crash when accessed.
How can this vulnerability impact me? :
The impact of this vulnerability is that it can cause a kernel crash or system instability due to the null pointer dereference in the NTFS3 filesystem driver when handling certain NTFS records.
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