CVE-2026-0665

EUVD-2026-7934
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Debian logo
Debian Releases
Debian Product
Codename
qemu
bookworm
1:7.2+dfsg-7+deb12u18
fixed
bookworm (security)
1:7.2+dfsg-7+deb12u15
fixed
bullseye
1:5.2+dfsg-11+deb11u3
fixed
bullseye (security)
1:5.2+dfsg-11+deb11u5
fixed
forky
1:10.2.2+ds-1
fixed
sid
1:11.0.0+ds-2
fixed
trixie
1:10.0.8+ds-0+deb13u1
fixed
trixie (security)
vulnerable
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
qemu
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-SLOF
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-accel-tcg-x86
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-arm
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-audio-alsa
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-audio-dbus
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-audio-pa
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-audio-pipewire
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-audio-spice
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-block-curl
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-block-iscsi
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-block-nfs
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-block-rbd
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-block-ssh
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-chardev-baum
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-chardev-spice
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-guest-agent
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-headless
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-hw-display-qxl
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-hw-display-virtio-gpu
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-hw-display-virtio-gpu-pci
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-hw-display-virtio-vga
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-hw-s390x-virtio-gpu-ccw
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-hw-usb-host
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-hw-usb-redirect
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-img
suse enterprise desktop 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-ipxe
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-ksm
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-lang
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-ppc
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-pr-helper
suse enterprise desktop 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-s390x
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-skiboot
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-spice
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-tools
suse enterprise desktop 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-ui-curses
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-ui-dbus
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-ui-gtk
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-ui-opengl
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-ui-spice-app
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-ui-spice-core
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-vmsr-helper
suse enterprise desktop 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
qemu-x86
suse enterprise sap 15 SP7
9.2.4-150700.3.14.1
fixed
suse enterprise server 15 SP7
9.2.4-150700.3.14.1
fixed
Common Weakness Enumeration
References
https://access.redhat.com/security/cve/CVE-2026-0665
https://bugzilla.redhat.com/show_bug.cgi?id=2428640