CVE-2024-47726: f2fs: fix to wait dio completion
First published: Mon Oct 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to wait dio completion It should wait all existing dio write IOs before block removal, otherwise, previous direct write IO may overwrite data in the block which may be reused by other inode.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <6.11.2 | |
| debian/linux | <=5.10.223-1<=5.10.234-1<=6.1.128-1 | 6.1.129-1 6.12.20-1 6.12.21-1 |
| debian/linux-6.1 | 6.1.129-1~deb11u1 |
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Reference Links
- https://launchpad.net/bugs/cve/CVE-2024-47726
- https://git.kernel.org/stable/c/96cfeb0389530ae32ade8a48ae3ae1ac3b6c009d
- https://git.kernel.org/stable/c/c2a7fc514637f640ff55c3f3e3ed879970814a3f
- https://git.kernel.org/stable/c/e3db757ff9b7101ae68650ac5f6dd5743b68164e
- https://git.kernel.org/stable/c/f81302decd64245bb1bd154ecae0f65a9ee21f04
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-47726
- https://nvd.nist.gov/vuln/detail/CVE-2024-47726
- https://security-tracker.debian.org/tracker/CVE-2024-47726
- https://ubuntu.com/security/CVE-2024-47726
- https://git.kernel.org/linus/96cfeb0389530ae32ade8a48ae3ae1ac3b6c009d
- https://git.kernel.org/stable/c/7be13b73409b553d9d9a6cbb042b4d19e2631cc7
- https://git.kernel.org/stable/c/3aa5254d80969cb576601fb9fec7a188cc8dc169
Frequently Asked Questions
What is the severity of CVE-2024-47726?
CVE-2024-47726 is considered a moderate severity vulnerability in the Linux kernel.
How do I fix CVE-2024-47726?
To fix CVE-2024-47726, upgrade the Linux kernel to versions 6.12.12-1, 6.12.15-1 or later.
Which versions of the Linux kernel are affected by CVE-2024-47726?
CVE-2024-47726 affects versions of the Linux kernel up to and including 6.11.2.
Is there a specific Debian package affected by CVE-2024-47726?
Yes, the Debian 'linux' package versions up to 5.10.226-1 and 6.1.128-1 are vulnerable to CVE-2024-47726.
What components does CVE-2024-47726 relate to in the Linux kernel?
CVE-2024-47726 relates to the f2fs filesystem component in the Linux kernel.
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