This update for xen fixes several issues.
These security issues were fixed:
alloc_heap_pages
for an
internal array allowed attackers using crafted hypercalls to execute
arbitrary code within Xen (XSA-231, bsc#1056278){ "binaries": [ { "xen-tools-domU": "4.5.5_16-22.28.1", "xen-kmp-default": "4.5.5_16_k3.12.74_60.64.57-22.28.1", "xen-libs": "4.5.5_16-22.28.1", "xen-doc-html": "4.5.5_16-22.28.1", "xen-libs-32bit": "4.5.5_16-22.28.1", "xen-tools": "4.5.5_16-22.28.1", "xen": "4.5.5_16-22.28.1" } ] }
{ "binaries": [ { "xen-tools-domU": "4.5.5_16-22.28.1", "xen-kmp-default": "4.5.5_16_k3.12.74_60.64.57-22.28.1", "xen-libs": "4.5.5_16-22.28.1", "xen-doc-html": "4.5.5_16-22.28.1", "xen-libs-32bit": "4.5.5_16-22.28.1", "xen-tools": "4.5.5_16-22.28.1", "xen": "4.5.5_16-22.28.1" } ] }
{ "binaries": [ { "xen-tools-domU": "4.5.5_16-22.28.1", "xen-kmp-default": "4.5.5_16_k3.12.74_60.64.57-22.28.1", "xen-libs": "4.5.5_16-22.28.1", "xen-doc-html": "4.5.5_16-22.28.1", "xen-libs-32bit": "4.5.5_16-22.28.1", "xen-tools": "4.5.5_16-22.28.1", "xen": "4.5.5_16-22.28.1" } ] }