CVE-2026-45846

A flaw was found in the bareudp driver of the Linux kernel. This vulnerability allows a local attacker to trigger a NULL pointer dereference in the bareudpfillmetadatadst function. This occurs because the function attempts to access a NULL socket when the bareudp device is down, leading to a syst...

UBUNTU-CVE-2026-45846

In the Linux kernel, the following vulnerability has been resolved: bareudp: fix NULL pointer dereference in bareudpfillmetadatadst bareudpfillmetadatadst passes bareudp-sock to udptunnel6dstlookup in the IPv6 path without a NULL check. The socket is only created in bareudpopen and NULLed in...