- Vulnerability/
- CVE-2024-40971
CVE-2024-40971: f2fs: remove clear SB_INLINECRYPT flag in default_options
First published: Fri Jul 12 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: f2fs: remove clear SB_INLINECRYPT flag in default_options In f2fs_remount, SB_INLINECRYPT flag will be clear and re-set. If create new file or open file during this gap, these files will not use inlinecrypt. Worse case, it may lead to data corruption if wrappedkey_v0 is enable. Thread A: Thread B: -f2fs_remount -f2fs_file_open or f2fs_new_inode -default_options <- clear SB_INLINECRYPT flag -fscrypt_select_encryption_impl -parse_options <- set SB_INLINECRYPT again
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.11.10-1 6.12.5-1 |
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Reference Links
- https://git.kernel.org/stable/c/38a82c8d00638bb642bef787eb1d5e0e4d3b7d71
- https://git.kernel.org/stable/c/724429db09e21ee153fef35e34342279d33df6ae
- https://git.kernel.org/stable/c/a9cea0489c562c97cd56bb345e78939f9909e7f4
- https://git.kernel.org/stable/c/ac5eecf481c29942eb9a862e758c0c8b68090c33
- https://git.kernel.org/stable/c/ae39c8ec4250d2a35ddaab1c40faacfec306ff66
- https://git.kernel.org/stable/c/eddeb8d941d5be11a9da5637dbe81ac37e8449a2
- https://git.kernel.org/linus/ac5eecf481c29942eb9a862e758c0c8b68090c33
- https://security-tracker.debian.org/tracker/CVE-2024-40971
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-40971
- https://nvd.nist.gov/vuln/detail/CVE-2024-40971
- https://launchpad.net/bugs/cve/CVE-2024-40971
- https://ubuntu.com/security/CVE-2024-40971
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