Entreprise d'experts en Sécurité Informatique : Audits et conseils en cybersécurité
Entreprise française de cybersécurité depuis 2004
☎ 03 60 47 09 81 - info@securiteinfo.com


CVE-2025-21699

Description

In the Linux kernel, the following vulnerability has been resolved:gfs2: Truncate address space when flipping GFS2_DIF_JDATA flagTruncate an inode's address space when flipping the GFS2_DIF_JDATA flag:depending on that flag, the pages in the address space will either usebuffer heads or iomap_folio_state structs, and we cannot mix the two.

POC

Reference

No PoCs from references.

Github

- https://github.com/fkie-cad/nvd-json-data-feeds

- https://github.com/w4zu/Debian_security