CVE-2026-23232: Linux

Описание

Оригинално описание

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

Засегнати продукти

• Linux Linux: 196c81fdd438f7ac429d5639090a9816abb9760a преди b6382273801bc7c778545dd8004c9a9d750b4f62; 196c81fdd438f7ac429d5639090a9816abb9760a преди 3996b70209f145bfcf2afc7d05dd92c27b233b48
• Linux Linux: 6.19; преди 6.19; 6.19.3 до 6.19.*; от 7.0 нататък

История

Други уязвимости в Linux Linux

• 8.1CVE-2026-99270
• 7.8CVE-2026-99269
• CVE-2026-99268
• CVE-2026-99266
• CVE-2026-99267

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-23232
• https://nvd.nist.gov/vuln/detail/CVE-2026-23232
• https://git.kernel.org/stable/c/b6382273801bc7c778545dd8004c9a9d750b4f62
• https://git.kernel.org/stable/c/3996b70209f145bfcf2afc7d05dd92c27b233b48