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Affected Component
Analysis
qemu
Exploitable
Name
CVE-2026-0665
Description
An off-by-one error was found in QEMU's KVM Xen guest support. A malicious guest could use this flaw to trigger out-of-bounds heap accesses in the QEMU process via the emulated Xen physdev hypercall interface, leading to a denial of service or potential memory corruption.
CWEs
Published Date
Updated Date
Workaround
-
Advisories
Analysis#
Vulnerability Ratings#
6.5
CVSSv31
NaN
other
Others affected components#
Resolved with patches#
qemu (yocto:scarthgap)
#
Title
Author
Resolve
1
hw/i386/kvm: fix PIRQ bounds check in xen_physdev_map_pirq()
Vulnerability Report <vr@darknavy.com>
CVE-2026-0665