CVE-2021-47460

CVE-2021-47460 affects the ocfs2 code path in the Linux kernel. The vulnerability arises during conversion from inline inode data to extents, where the converter zeroed the entire data cluster by touching pages beyond i_size, which writeback may ignore, causing data loss after file growth. A fix ...

CVE-2023-53081

CVE-2023-53081 affects the Linux kernel’s ocfs2 function. When a buffered write fails to copy data into the page cache, ocfs2_write_end_nolock() zeroes the page and dirties it, which can leave a dirty page beyond EOF. If writeback occurs before i_size is expanded, the page can reach an inconsiste...