CVE-2026-89833

f2fs: fix to avoid potential deadloop in f2fs_fsync_node_pages()

State: Published
Severity: Not scored
Published: Sep 16, 2026
Updated: Oct 30, 2026
Reserved: Sep 11, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

f2fs: fix to avoid potential deadloop in f2fs_fsync_node_pages()

There is potential deadloop in race condition:

Thread A Thread B - fsync - f2fs_do_sync_file - f2fs_fsync_node_pages - last_fsync_dnode - folio_get(last_folio) - f2fs_setattr - f2fs_truncate - f2fs_truncate_blocks - f2fs_do_truncate_blocks - f2fs_truncate_inode_blocks - truncate_dnode - truncate_node - invalidate_mapping_pages - folio->mapping = NULL - is_node_folio alwasy return false - atomic && !marked is always true, then goto retry

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before 64a47dc8286ff98d8c231ae035bdfe16be1b93bfAffected 608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before 58ca9f06480457eb9c9513e1ae2b75316d4ed1e5Affected 608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before bdc06381d590ad5833ee7a2c56b8b685d80ee9b5Affected 608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before 161513f53e4ac90fd356433bdf8e31e6adeb92afAffected 608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before 905411f6504876d268ba8dafc8e75367782da4b7Affected 608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before ce366bfa821ec81dd45bde547ee31e659306cc61Affected
LinuxLinux	4.7Affected before 4.7Not affected 6.1.191 through 6.1.Not affected 6.6.160 through 6.6.Not affected 6.12.114 through 6.12.Not affected 6.18.51 through 6.18.Not affected 7.2.5 through 7.2.*Not affected 7.3 and laterNot affected

Product

Versions

LinuxLinux

608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before 64a47dc8286ff98d8c231ae035bdfe16be1b93bfAffected
608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before 58ca9f06480457eb9c9513e1ae2b75316d4ed1e5Affected
608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before bdc06381d590ad5833ee7a2c56b8b685d80ee9b5Affected
608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before 161513f53e4ac90fd356433bdf8e31e6adeb92afAffected
608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before 905411f6504876d268ba8dafc8e75367782da4b7Affected
608514deba38c8611ad330d6a3c8e2b9a1f68e4b to before ce366bfa821ec81dd45bde547ee31e659306cc61Affected

LinuxLinux

4.7Affected
before 4.7Not affected
6.1.191 through 6.1.*Not affected
6.6.160 through 6.6.*Not affected
6.12.114 through 6.12.*Not affected
6.18.51 through 6.18.*Not affected
7.2.5 through 7.2.*Not affected
7.3 and laterNot affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.