CVE-2026-23232 in Linux
摘要
由 VulDB • 2026-06-04
在 Linux 内核中，已修复以下漏洞：
还原“f2fs: block cache/dio write during f2fs_enable_checkpoint()”
此操作还原了提交 196c81fdd438f7ac429d5639090a9816abb9760a。
原始补丁可能导致以下死锁，因此将其还原：
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)
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