CVE-2022-49550: fs/ntfs3: provide block_invalidate_folio to fix memory leak
First published: Wed Feb 26 2025(Updated: )
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: provide block_invalidate_folio to fix memory leak The ntfs3 filesystem lacks the 'invalidate_folio' method and it causes memory leak. If you write to the filesystem and then unmount it, the cached written data are not freed and they are permanently leaked.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | ||
| >=5.18<5.18.3 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2022-49550?
CVE-2022-49550 has a severity rating that indicates a potential memory leak vulnerability in the Linux kernel's ntfs3 filesystem.
How do I fix CVE-2022-49550?
To fix CVE-2022-49550, update your Linux kernel to a version that includes the fix for the memory leak in the ntfs3 filesystem.
What systems are affected by CVE-2022-49550?
CVE-2022-49550 affects Linux Kernel versions between 5.18 and 5.18.3 that utilize the ntfs3 filesystem.
What are the potential impacts of CVE-2022-49550?
The potential impacts of CVE-2022-49550 include increased memory consumption and eventual application crashes due to memory leaks when using the ntfs3 filesystem.
How can I determine if my system is vulnerable to CVE-2022-49550?
You can determine if your system is vulnerable to CVE-2022-49550 by checking your Linux kernel version and verifying if it falls between 5.18 and 5.18.3.
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