Description: Linux pciback missing sanity checks leading to crash
References: http://xenbits.xen.org/xsa/advisory-157.html
Notes: Same set of fixes as for CVE-2015-8552
Bugs:
upstream: released (4.4-rc6) [56441f3c8e5bd45aab10dd9f8c505dd4bec03b0d, 5e0ce1455c09dd61d029b8ad45d82e1ac0b6c4c9, a396f3a210c3a61e94d6b87ec05a75d0be2a60d0, 7cfb905b9638982862f0331b36ccaaca5d383b49, 408fb0e5aa7fda0059db282ff58c3b2a4278baa0]
3.16-upstream-stable: released (3.16.7-ckt23)
3.2-upstream-stable: pending (3.2.76) [xen-pciback-return-error-on-xen_pci_op_enable_msi-when-device-has.patch, xen-pciback-return-error-on-xen_pci_op_enable_msix-when-device-has.patch, xen-pciback-do-not-install-an-irq-handler-for-msi-interrupts.patch, xen-pciback-for-xen_pci_op_disable_msi-only-disable-if-device.patch, xen-pciback-don-t-allow-msi-x-ops-if-pci_command_memory-is-not-set.patch]
2.6.32-upstream-stable: N/A "Vulnerable code not present"
sid: released (4.3.3-3) [bugfix/all/xen-pciback-return-error-on-xen_pci_op_enable_msi-wh.patch, bugfix/all/xen-pciback-return-error-on-xen_pci_op_enable_msix-w.patch, bugfix/all/xen-pciback-do-not-install-an-irq-handler-for-msi-in.patch, bugfix/all/xen-pciback-for-xen_pci_op_disable_msi-x-only-disabl.patch, bugfix/all/xen-pciback-don-t-allow-msi-x-ops-if-pci_command_mem.patch]
3.16-jessie-security: released (3.16.7-ckt20-1+deb8u2) [bugfix/all/xen-pciback-return-error-on-xen_pci_op_enable_msi-wh.patch, bugfix/all/xen-pciback-return-error-on-xen_pci_op_enable_msix-w.patch, bugfix/all/xen-pciback-do-not-install-an-irq-handler-for-msi-in.patch, bugfix/all/xen-pciback-for-xen_pci_op_disable_msi-x-only-disabl.patch, bugfix/all/xen-pciback-don-t-allow-msi-x-ops-if-pci_command_mem.patch]
3.2-wheezy-security: released (3.2.73-2+deb7u2) [bugfix/all/xen-pciback-return-error-on-xen_pci_op_enable_msi-wh.patch, bugfix/all/xen-pciback-return-error-on-xen_pci_op_enable_msix-w.patch, bugfix/all/xen-pciback-do-not-install-an-irq-handler-for-msi-in.patch, bugfix/all/xen-pciback-for-xen_pci_op_disable_msi-x-only-disabl.patch, bugfix/all/xen-pciback-don-t-allow-msi-x-ops-if-pci_command_mem.patch]
2.6.32-squeeze-security: ignored "Xen not supported in Squeeze LTS"