CVE-2024-34027
Medium
Elevated severity or exploit probability.
CVSS base
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.2%
15.0th percentile
CISA KEV
Not listed
Weakness / dates
CWE-770
Published 2024-06-24 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2024-06-24 — Published (NVD)
- 2026-08-04 — Last modified (NVD)
Description
In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to cover {reserve,release}_compress_blocks() w/ cp_rwsem lock It needs to cover {reserve,release}_compress_blocks() w/ cp_rwsem lock to avoid racing with checkpoint, otherwise, filesystem metadata including blkaddr in dnode, inode fields and .total_valid_block_count may be corrupted after SPO case.
Affected
References
- https://git.kernel.org/stable/c/0a4ed2d97cb6d044196cc3e726b6699222b41019
- https://git.kernel.org/stable/c/329edb7c9e3b6ca27e6ca67ab1cdda1740fb3a2b
- https://git.kernel.org/stable/c/5d47d63883735718825ca2efc4fca6915469774f
- https://git.kernel.org/stable/c/69136304fd144144a4828c7b7b149d0f80321ba4
- https://git.kernel.org/stable/c/a6e1f7744e9b84f86a629a76024bba8468aa153b
- https://git.kernel.org/stable/c/b5bac43875aa27ec032dbbb86173baae6dce6182
- https://git.kernel.org/stable/c/0a4ed2d97cb6d044196cc3e726b6699222b41019
- https://git.kernel.org/stable/c/329edb7c9e3b6ca27e6ca67ab1cdda1740fb3a2b
- https://git.kernel.org/stable/c/5d47d63883735718825ca2efc4fca6915469774f
- https://git.kernel.org/stable/c/69136304fd144144a4828c7b7b149d0f80321ba4
- https://git.kernel.org/stable/c/a6e1f7744e9b84f86a629a76024bba8468aa153b
- https://git.kernel.org/stable/c/b5bac43875aa27ec032dbbb86173baae6dce6182
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html