UBUNTU-CVE-2020-29570

An issue was discovered in Xen through 4.14.x. Recording of the per-vCPU control block mapping maintained by Xen and that of pointers into the control block is reversed. The consumer assumes, seeing the former initialized, that the latter are also ready for use. Malicious or buggy guest kernels c...

Xen Security Vulnerabilities

Xen is an open source virtual machine monitor product from the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same computer and supports migration at runtime to ensure uptime and avoid downtime.Service is an individual developer's...

Fedora 16 : xen-4.1.3-4.fc16 (2012-18249)

A guest can block a cpu by setting a bad VCPU deadline XSA 20, CVE-2012-4535 876198 HVM guest can use invalid pirq values to crash xen XSA 21, CVE-2012-4536 876200 HVM guest can exhaust p2m table crashing xen XSA 22, CVE-2012-4537 876203 PAE HVM guest can crash hypervisor XSA-23, CVE-2012-4538...