CVE-2026-23232
Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
6.19