Vulnerability Details CVE-2026-23232
In the Linux kernel, the following vulnerability has been resolved:
Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"
This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a.
Original patch may cause below deadlock, revert it.
write remount
- write_begin
- lock_page --- lock A
- prepare_write_begin
- f2fs_map_lock
- f2fs_enable_checkpoint
- down_write(cp_enable_rwsem) --- lock B
- sync_inode_sb
- writepages
- lock_page --- lock A
- down_read(cp_enable_rwsem) --- lock A
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 3.2%
CVSS Severity
CVSS v3 Score 5.5
References
Products affected by CVE-2026-23232
-
cpe:2.3:o:linux:linux_kernel:6.19
-
cpe:2.3:o:linux:linux_kernel:6.19.1