BUMSRAKETE CVE-2026-45257: FreeBSD DMAP Exploit Process + /dev/mem + Rootless Priv-Esc Correlation

Ibrahim Saud@tektrix

•updated Jun 30, 2026•0•0•0

This rule correlates three suspicious behaviors occurring within 10 minutes: a non-root process identified as 'bumsrakete' executes, this process accesses the sensitive kernel memory file '/dev/mem', and subsequently, a root process is spawned that is not a standard privilege escalation utility (such as sudo, su, etc.). This sequence of events is highly indicative of potential malicious activity, such as kernel-level exploitation or unauthorized privilege escalation.