CVE-2026-89833: Linux

Описание

Оригинално описание

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

Засегнати продукти

• Linux Linux: 608514deba38c8611ad330d6a3c8e2b9a1f68e4b преди 64a47dc8286ff98d8c231ae035bdfe16be1b93bf; 608514deba38c8611ad330d6a3c8e2b9a1f68e4b преди 58ca9f06480457eb9c9513e1ae2b75316d4ed1e5; 608514deba38c8611ad330d6a3c8e2b9a1f68e4b преди bdc06381d590ad5833ee7a2c56b8b685d80ee9b5; 608514deba38c8611ad330d6a3c8e2b9a1f68e4b преди 161513f53e4ac90fd356433bdf8e31e6adeb92af; 608514deba38c8611ad330d6a3c8e2b9a1f68e4b преди 905411f6504876d268ba8dafc8e75367782da4b7; 608514deba38c8611ad330d6a3c8e2b9a1f68e4b преди ce366bfa821ec81dd45bde547ee31e659306cc61
• Linux Linux: 4.7; преди 4.7; 6.1.191 до 6.1.*; 6.6.160 до 6.6.*; 6.12.114 до 6.12.*; 6.18.51 до 6.18.*; 7.2.5 до 7.2.*; от 7.3 нататък

История

Други уязвимости в Linux Linux

• 8.1CVE-2026-99270
• 7.8CVE-2026-99269
• CVE-2026-99265
• CVE-2026-99261
• CVE-2026-99260

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-89833
• https://nvd.nist.gov/vuln/detail/CVE-2026-89833
• https://git.kernel.org/stable/c/64a47dc8286ff98d8c231ae035bdfe16be1b93bf
• https://git.kernel.org/stable/c/58ca9f06480457eb9c9513e1ae2b75316d4ed1e5
• https://git.kernel.org/stable/c/bdc06381d590ad5833ee7a2c56b8b685d80ee9b5
• https://git.kernel.org/stable/c/161513f53e4ac90fd356433bdf8e31e6adeb92af
• https://git.kernel.org/stable/c/905411f6504876d268ba8dafc8e75367782da4b7
• https://git.kernel.org/stable/c/ce366bfa821ec81dd45bde547ee31e659306cc61