CVE-2024-27034 — f2fs: compress: fix to cover normal cluster write with cp_rwsem
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/ nor…
Published: 2024-05-01 · CVSS: 7.8 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7