CVE-2026-80645

In the Linux kernel, the following vulnerability has been resolved: rapidio/tsi721: prevent a bad dereference in tsi721dbdpc With a listforeach loop, if we don't find the item we are looking for in the list, then the loop exits with the iterator, which is "dbell" in this loop, pointing to invalid...

CVE-2026-80645

CVE-2026-80645 affects the Linux kernel 's rapidio/tsi721 driver, specifically the tsi721_db_dpc() function. The root cause is a bad dereference : a list_for_each() loop leaves the iterator dbell pointing to invalid memory when the searched doorbell is not found in the list. Additionally, the fou...