AZL-78282 CVE-2026-27211 affecting package cloud-hypervisor 48.0.246-1

Cloud Hypervisor is a Virtual Machine Monitor for Cloud workloads. Versions 34.0 through 50.0 arevulnerable to arbitrary host file exfiltration constrained by process privileges when using virtio-block devices backed by raw images. A malicious guest can overwrite its disk header with a crafted...

CVE-2026-27211 Cloud Hypervisor: Host File Exfiltration via QCOW Backing File Abuse

Cloud Hypervisor is a Virtual Machine Monitor for Cloud workloads. Versions 34.0 through 50.0 arevulnerable to arbitrary host file exfiltration constrained by process privileges when using virtio-block devices backed by raw images. A malicious guest can overwrite its disk header with a crafted...

DEBIAN-CVE-2018-12892

An issue was discovered in Xen 4.7 through 4.10.x. libxl fails to pass the readonly flag to qemu when setting up a SCSI disk, due to what was probably an erroneous merge conflict resolution. Malicious guest administrators or in some situations users may be able to write to supposedly read-only di...

UBUNTU-CVE-2015-7311

libxl in Xen 4.1.x through 4.6.x does not properly handle the readonly flag on disks when using the qemu-xen device model, which allows local guest users to write to a read-only disk image...