CVE-2023-52682

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> f2fs: fix to wait on block writeback for post_read case<br /> <br /> If inode is compressed, but not encrypted, it missed to call<br /> f2fs_wait_on_block_writeback() to wait for GCed page writeback<br /> in IPU write path.<br /> <br /> Thread A GC-Thread<br /> - f2fs_gc<br /> - do_garbage_collect<br /> - gc_data_segment<br /> - move_data_block<br /> - f2fs_submit_page_write<br /> migrate normal cluster&amp;#39;s block via<br /> meta_inode&amp;#39;s page cache<br /> - f2fs_write_single_data_page<br /> - f2fs_do_write_data_page<br /> - f2fs_inplace_write_data<br /> - f2fs_submit_page_bio<br /> <br /> IRQ<br /> - f2fs_read_end_io<br /> IRQ<br /> old data overrides new data due to<br /> out-of-order GC and common IO.<br /> - f2fs_read_end_io