Security Advisory

CVE-2026-62432

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-28 12:32:52
Last updated 2026-07-28 16:33:32
Assigner XEN
CVSS score not scored
State PUBLISHED

Description

The EVTCHNOP_expand_array hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOP_reset, resulting in dereferencing a NULL pointer.