CVE-2023-53357

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> md/raid10: check slab-out-of-bounds in md_bitmap_get_counter<br /> <br /> If we write a large number to md/bitmap_set_bits, md_bitmap_checkpage()<br /> will return -EINVAL because &amp;#39;page &gt;= bitmap-&gt;pages&amp;#39;, but the return value<br /> was not checked immediately in md_bitmap_get_counter() in order to set<br /> *blocks value and slab-out-of-bounds occurs.<br /> <br /> Move check of &amp;#39;page &gt;= bitmap-&gt;pages&amp;#39; to md_bitmap_get_counter() and<br /> return directly if true.