CVE-2026-63806

Microsoft · Published July 20, 2026

7.3

CVSS v3.1

HIGH

Patch availableGet patch

Description

KVM: Replace guest-triggerable BUG_ON() in ioeventfd datamatch with get_unaligned(). KVM: Replace guest-triggerable BUG_ON() in ioeventfd datamatch with get_unaligned()

Affected Products

azl3 kernel 6.6.144.1-1 on Azure Linux 3.0

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:H