CVE-2025-21699
Published: February 13, 2025Last modified: February 13, 2025
Description
In the Linux kernel, the following vulnerability has been resolved: gfs2: Truncate address space when flipping GFS2_DIF_JDATA flag Truncate an inode's address space when flipping the GFS2_DIF_JDATA flag: depending on that flag, the pages in the address space will either use buffer heads or iomap_folio_state structs, and we cannot mix the two.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.130-r0) |
| Stream | linux-lts | Fixed (6.6.75-r0) |
References
- https://git.kernel.org/stable/c/2a40a140e11fec699e128170ccaa98b6b82cb503
- https://git.kernel.org/stable/c/2b0bd5051ad1c1e9ef4879f18e15a7712c974f3e
- https://git.kernel.org/stable/c/4516febe325342555bb09ca5b396fb816d655821
- https://git.kernel.org/stable/c/4dd57d1f0e9844311c635a7fb39abce4f2ac5a61
- https://git.kernel.org/stable/c/4e3ded34f3f3c9d7ed2aac7be8cf51153646574a
- https://git.kernel.org/stable/c/5bb1fd0855bb0abc7d97e44758d6ffed7882d2d0
- https://git.kernel.org/stable/c/7c9d9223802fbed4dee1ae301661bf346964c9d2
- https://git.kernel.org/stable/c/8c41abc11aa8438c9ed2d973f97e66674c0355df