CVE-2024-27034

high

Description

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to cover normal cluster write with cp_rwsem When we overwrite compressed cluster w/ normal cluster, we should not unlock cp_rwsem during f2fs_write_raw_pages(), otherwise data will be corrupted if partial blocks were persisted before CP & SPOR, due to cluster metadata wasn't updated atomically.

References

https://git.kernel.org/stable/c/fd244524c2cf07b5f4c3fe8abd6a99225c76544b

https://git.kernel.org/stable/c/7d420eaaa18ec8e2bb4eeab8c65c00492ef6f416

https://git.kernel.org/stable/c/75abfd61392b1db391bde6d738a30d685b843286

https://git.kernel.org/stable/c/542c8b3c774a480bfd0804291a12f6f2391b0cd1

https://git.kernel.org/stable/c/52982edfcefd475cc34af663d5c47c0cddaa5739

https://git.kernel.org/stable/c/2b1b14d9fc94b8feae20808684c8af28ec80f45b

Details

Source: Mitre, NVD

Published: 2024-05-01

Updated: 2024-05-01

Risk Information

CVSS v2

Base Score: 6.9

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High