Fedora 23: xen Security Update 2016-2c15b72b01
Summary
This package contains the XenD daemon and xm command line
tools, needed to manage virtual machines running under the
Xen hypervisor
Update Information:
PV superpage functionality missing sanity checks [XSA-167, CVE-2016-1570] VMX: intercept issue with INVLPG on non-canonical address [XSA-168, CVE-2016-1571] Qemu: pci: null pointer dereference issue CVE-2015-7549 qemu: DoS by infinite loop in ehci_advance_state CVE-2015-8558 qemu: Heap-based buffer overrun during VM migration CVE-2015-8666 Qemu: net: vmxnet3: incorrect l2 header validation leads to a crash via assert(2) call CVE-2015-8744 qemu: Support reading IMR registers on bar0 CVE-2015-8745 Qemu: net: vmxnet3: host memory leakage CVE-2015-8567 CVE-2015-8568 Qemu: net: ne2000: OOB memory access in ioport r/w functions CVE-2015-8743
Change Log
References
[ 1 ] Bug #1270871 - CVE-2015-8744 Qemu: net: vmxnet3: incorrect l2 header validation leads to a crash via assert(2) call https://bugzilla.redhat.com/show_bug.cgi?id=1270871 [ 2 ] Bug #1296539 - CVE-2016-1570 xen: PV superpage functionality missing sanity checks https://bugzilla.redhat.com/show_bug.cgi?id=1296539 [ 3 ] Bug #1296544 - CVE-2016-1571 xen: Intercept issue with INVLPG on non-canonical address causing host to crash https://bugzilla.redhat.com/show_bug.cgi?id=1296544 [ 4 ] Bug #1291137 - CVE-2015-7549 Qemu: pci: null pointer dereference issue https://bugzilla.redhat.com/show_bug.cgi?id=1291137 [ 5 ] Bug #1277983 - CVE-2015-8558 Qemu: usb: infinite loop in ehci_advance_state results in DoS https://bugzilla.redhat.com/show_bug.cgi?id=1277983 [ 6 ] Bug #1283722 - CVE-2015-8666 Qemu: acpi: heap based buffer overrun during VM migration https://bugzilla.redhat.com/show_bug.cgi?id=1283722 [ 7 ] Bug #1270876 - CVE-2015-8745 Qemu: net: vmxnet3: reading IMR registers leads to a crash via assert(2) call https://bugzilla.redhat.com/show_bug.cgi?id=1270876 [ 8 ] Bug #1289816 - CVE-2015-8568 CVE-2015-8567 Qemu: net: vmxnet3: host memory leakage https://bugzilla.redhat.com/show_bug.cgi?id=1289816 [ 9 ] Bug #1264929 - CVE-2015-8743 Qemu: net: ne2000: OOB memory access in ioport r/w functions https://bugzilla.redhat.com/show_bug.cgi?id=1264929
Update Instructions
This update can be installed with the "yum" update program. Use su -c 'yum update xen' at the command line. For more information, refer to "Managing Software with yum", available at .