CVE-2026-62432
High
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.
SeverityHigh
CVSS7.3
Exploit probability—
Product—
PublishedJul 28, 2026
First seenJul 28, 2026
Weakness typeCWE-362Race condition
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
Sources have not yet published the affected products and versions for this vulnerability.
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