CVE-2026-31449 ext4: validate p_idx bounds in ext4_ext_correct_indexes

In the Linux kernel, the following vulnerability has been resolved: ext4: validate pidx bounds in ext4extcorrectindexes ext4extcorrectindexes walks up the extent tree correcting index entries when the first extent in a leaf is modified. Before accessing pathk.pidx-eiblock, there is no validation...

CVE-2021-46989

In the Linux kernel, the following vulnerability has been resolved: hfsplus: prevent corruption in shrinking truncate I believe there are some issues introduced by commit 31651c607151 "hfsplus: avoid deadlock on file truncation" HFS+ has extent records which always contains 8 extents. In case the...