VYPR
Unrated severityNVD Advisory· Published Jul 29, 2026

Debian xen: The EVTCHNOP_expand_array hypercall checks for whether FIFO event channels are e…

CVE-2026-62432

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.

Affected products

1

Patches

Vulnerability mechanics

News mentions

0

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