FreeBSD : xen-tools -- Potential unintended writes to host MSI message data field via qemu (af38cfec-27e7-11e5-a4a5-002590263bf5)

The Xen Project reports : Logic is in place to avoid writes to certain host config space fields when the guest must nevertheless be able to access their virtual counterparts. A bug in how this logic deals with accesses spanning multiple fields allows the guest to write to the host MSI message dat...

Fedora 21 : xen-4.4.2-5.fc21 (2015-9466)

Potential unintended writes to host MSI message data field via qemu XSA-128, CVE-2015-4103, PCI MSI mask bits inadvertently exposed to guests XSA-129, CVE-2015-4104, Guest triggerable qemu MSI-X pass-through error messages XSA-130, CVE-2015-4105, Unmediated PCI register access in qemu XSA-131,...

DSA-3286-1 xen - security update

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