CVE-2026-67846: Berkeley Out-of-Order Machine (BOOM) vulnerability
Published Aug 18, 2026
·Updated
Berkeley Out-of-Order Machine (BOOM) commit 5223e44cfeb26f41380057a2eb4d651197475f69 contains a potential incorrect privilege assignment issue in the v3 and v4 NBDTLB implementations. The raw mstatus.SUM value participates in the read and write permission logic without an explicit local satp.MODE validity check at the use site
Affected Software
1 affected component
Berkeley Out-of-Order Machine (BOOM)
Event History
Aug 18, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Frequently Asked Questions
1
Which BOOM components should be reviewed for this issue?
The issue is identified in the v3 and v4 NBDTLB implementations in BOOM at commit 5223e44cfeb26f41380057a2eb4d651197475f69.
2
What information is available for determining whether a deployment is affected?
The provided information does not specify a fixed commit, affected release range, default-configuration impact, exploitation prerequisites, or an interim mitigation. Compare the BOOM source in use with the identified commit and review the v3 and v4 NBDTLB permission logic.