CVE-2023-53075

CVE-2023-53075 : In the Linux kernel, a ftrace lookup_rec() path can read records[-1].ip when index is 0, causing a KASAN use-after-free read via task modprobe. The root cause is an invalid access to pg->records[pg->index - 1].ip when pg->index is 0. The fix prevents IP checks when pg-&g...