CVE-2026-23232 - Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"

CVE-2026-23232 - Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"

https://cvefeed.io/rssfeed/latest.atom / Wed, 03/04/2026 - 17:05
CVE ID : CVE-2026-23232
Published : March 4, 2026, 3:16 p.m. | 40 minutes ago
Description : 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
Severity: 0.0 | NA
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