Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.4.290 |
References
- https://git.kernel.org/stable/c/2a40a140e11fec699e128170ccaa98b6b82cb503Patch
- https://git.kernel.org/stable/c/4516febe325342555bb09ca5b396fb816d655821Patch
- https://git.kernel.org/stable/c/4dd57d1f0e9844311c635a7fb39abce4f2ac5a61Patch
- https://git.kernel.org/stable/c/4e3ded34f3f3c9d7ed2aac7be8cf51153646574aPatch
- https://git.kernel.org/stable/c/5bb1fd0855bb0abc7d97e44758d6ffed7882d2d0Patch
- https://git.kernel.org/stable/c/7c9d9223802fbed4dee1ae301661bf346964c9d2Patch
- https://git.kernel.org/stable/c/8c41abc11aa8438c9ed2d973f97e66674c0355dfPatch
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
FAQ
What is CVE-2025-21699?
CVE-2025-21699 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 ...
How severe is CVE-2025-21699?
CVE-2025-21699 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-21699?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.