qemu-kvm security and bug fix update

[0.12.1.2-2.503.el6]

• kvm-cirrus-fix-patterncopy-checks.patch [bz#1420487 bz#1420489]
• kvm-Revert-cirrus-allow-zero-source-pitch-in-pattern-fil.patch [bz#1420487 bz#1420489]
• kvm-cirrus-add-blit_is_unsafe-call-to-cirrus_bitblt_cput.patch [bz#1420487 bz#1420489]
• Resolves: bz#1420487
  (EMBARGOED CVE-2017-2620 qemu-kvm: Qemu: display: cirrus: potential arbitrary code execution via cirrus_bitblt_cputovideo [rhel-6.9])
• Resolves: bz#1420489
  (EMBARGOED CVE-2017-2620 qemu-kvm-rhev: Qemu: display: cirrus: potential arbitrary code execution via cirrus_bitblt_cputovideo [rhel-6.9])
  [0.12.1.2-2.502.el6]
• kvm-cirrus_vga-fix-division-by-0-for-color-expansion-rop.patch [bz#1418231 bz#1419417]
• kvm-cirrus_vga-fix-off-by-one-in-blit_region_is_unsafe.patch [bz#1418231 bz#1419417]
• kvm-display-cirrus-check-vga-bits-per-pixel-bpp-value.patch [bz#1418231 bz#1419417]
• kvm-display-cirrus-ignore-source-pitch-value-as-needed-i.patch [bz#1418231 bz#1419417]
• kvm-cirrus-handle-negative-pitch-in-cirrus_invalidate_re.patch [bz#1418231 bz#1419417]
• kvm-cirrus-allow-zero-source-pitch-in-pattern-fill-rops.patch [bz#1418231 bz#1419417]
• kvm-cirrus-fix-blit-address-mask-handling.patch [bz#1418231 bz#1419417]
• kvm-cirrus-fix-oob-access-issue-CVE-2017-2615.patch [bz#1418231 bz#1419417]
• Resolves: bz#1418231
  (CVE-2017-2615 qemu-kvm: Qemu: display: cirrus: oob access while doing bitblt copy backward mode [rhel-6.9])
• Resolves: bz#1419417
  (CVE-2017-2615 qemu-kvm-rhev: Qemu: display: cirrus: oob access while doing bitblt copy backward mode [rhel-6.9])
  [0.12.1.2-2.501.el6]
• kvm-Revert-iotests-Use-_img_info.patch [bz#1405882]
• kvm-Revert-block-commit-speed-is-an-optional-parameter.patch [bz#1405882]
• kvm-Revert-iotests-Disable-086.patch [bz#1405882]
• kvm-Revert-iotests-Fix-049-s-reference-output.patch [bz#1405882]
• kvm-Revert-iotests-Fix-026-s-reference-output.patch [bz#1405882]
• kvm-Revert-qcow2-Support-exact-L1-table-growth.patch [bz#1405882]
• kvm-Revert-qcow2-Free-allocated-L2-cluster-on-error.patch [bz#1405882]
• kvm-net-check-packet-payload-length.patch [bz#1398214]
• Resolves: bz#1398214
  (CVE-2016-2857 qemu-kvm: Qemu: net: out of bounds read in net_checksum_calculate() [rhel-6.9])
• Reverts: bz#1405882
  (test cases 026 030 049 086 and 095 of qemu-iotests fail for qcow2 with qemu-kvm-rhev-0.12.1.2-2.498.el6)
  [0.12.1.2-2.500.el6]
• kvm-qcow2-Free-allocated-L2-cluster-on-error.patch [bz#1405882]
• kvm-qcow2-Support-exact-L1-table-growth.patch [bz#1405882]
• kvm-iotests-Fix-026-s-reference-output.patch [bz#1405882]
• kvm-iotests-Fix-049-s-reference-output.patch [bz#1405882]
• kvm-iotests-Disable-086.patch [bz#1405882]
• kvm-block-commit-speed-is-an-optional-parameter.patch [bz#1405882]
• kvm-iotests-Use-_img_info.patch [bz#1405882]
• Resolves: bz#1405882
  (test cases 026 030 049 086 and 095 of qemu-iotests fail for qcow2 with qemu-kvm-rhev-0.12.1.2-2.498.el6)
  [0.12.1.2-2.499.el6]
• kvm-rename-qemu_aio_context-to-match-upstream.patch [bz#876993]
• kvm-block-stop-relying-on-io_flush-in-bdrv_drain_all.patch [bz#876993]
• kvm-block-add-bdrv_drain.patch [bz#876993]
• kvm-block-avoid-very-long-pauses-at-the-end-of-mirroring.patch [bz#876993]
• Resolves: bz#876993
  (qemu-kvm: vms become non-responsive during migrate disk load from 2 domains to a 3ed)
  [0.12.1.2-2.498.el6]
• kvm-virtio-introduce-virtqueue_unmap_sg.patch [bz#1392520]
• kvm-virtio-introduce-virtqueue_discard.patch [bz#1392520]
• kvm-virtio-decrement-vq-inuse-in-virtqueue_discard.patch [bz#1392520]
• kvm-balloon-fix-segfault-and-harden-the-stats-queue.patch [bz#1392520]
• kvm-virtio-balloon-discard-virtqueue-element-on-reset.patch [bz#1392520]
• kvm-virtio-zero-vq-inuse-in-virtio_reset.patch [bz#1392520]
• kvm-PATCH-1-4-e1000-pre-initialize-RAH-RAL-registers.patch [bz#1300626]
• kvm-net-update-nic-info-during-device-reset.patch [bz#1300626]
• kvm-net-e1000-update-network-information-when-macaddr-is.patch [bz#1300626]
• kvm-net-rtl8139-update-network-information-when-macaddr-.patch [bz#1300626]
• Resolves: bz#1300626
  (e1000/rtl8139: qemu mac address can not be changed via set the hardware address in guest)
• Resolves: bz#1392520
  ([RHEL6.9] KVM guest shuts itself down after 128th reboot)
  [0.12.1.2-2.497.el6]
• kvm-vmstate-fix-breakage-by-7e72abc382b700a72549e8147bde.patch [bz#1294941]
• Resolves: bz#1294941
  (QEMU crash on snapshot revert when using Cirrus)
  [0.12.1.2-2.496.el6]
• kvm-virtio-blk-Release-s-rq-queue-at-system_reset.patch [bz#1361490]
• kvm-virtio-scsi-Prevent-assertion-on-missed-events.patch [bz#1333697]
• Resolves: bz#1333697
  (qemu-kvm: /builddir/build/BUILD/qemu-kvm-0.12.1.2/hw/virtio-scsi.c:724: virtio_scsi_push_event: Assertion event == 0 failed)
• Resolves: bz#1361490
  (system_reset should clear pending request for error (virtio-blk))
  [0.12.1.2-2.495.el6]
• kvm-qemu-img-add-support-for-fully-allocated-images.patch [bz#1297653]
• kvm-qemu-img-fix-usage-instruction-for-qemu-img-convert.patch [bz#1297653]
• kvm-target-i386-warns-users-when-CPU-threads-1-for-non-I.patch [bz#1292678 bz#1320066]
• Resolves: bz#1292678
  (Qemu should report error when cmdline set threads=2 in amd host)
• Resolves: bz#1297653
  (qemu-img convert cant create a fully allocated image passed a -S 0 option)
• Resolves: bz#1320066
  (Qemu should not report error when cmdline set threads=2 in Intel host)
  [0.12.1.2-2.494.el6]
• kvm-rtl8139-flush-queued-packets-when-RxBufPtr-is-writte.patch [bz#1356924]
• kvm-block-Detect-unaligned-length-in-bdrv_qiov_is_aligne.patch [bz#1321862]
• kvm-ide-fix-halted-IO-segfault-at-reset.patch [bz#1281713]
• kvm-atapi-fix-halted-DMA-reset.patch [bz#1281713]
• Resolves: bz#1281713
  (system_reset should clear pending request for error (IDE))
• Resolves: bz#1321862
  (Backport ‘block: Detect unaligned length in bdrv_qiov_is_aligned()’)
• Resolves: bz#1356924
  (rtl8139 driver hangs in widows guests)
  [0.12.1.2-2.493.el6]
• kvm-virtio-error-out-if-guest-exceeds-virtqueue-size.patch [bz#1359725]
• Resolves: bz#1359725
  (CVE-2016-5403 qemu-kvm: Qemu: virtio: unbounded memory allocation on host via guest leading to DoS [rhel-6.9])
  [0.12.1.2-2.492.el6]
• kvm-Add-vga.h-unmodified-from-Linux.patch [bz#1331408]
• kvm-vga.h-remove-unused-stuff-and-reformat.patch [bz#1331408]
• kvm-vga-use-constants-from-vga.h.patch [bz#1331408]
• kvm-vga-Remove-some-should-be-done-in-BIOS-comments.patch [bz#1331408]
• kvm-vga-fix-banked-access-bounds-checking-CVE-2016-3710.patch [bz#1331408]
• kvm-vga-add-vbe_enabled-helper.patch [bz#1331408]
• kvm-vga-factor-out-vga-register-setup.patch [bz#1331408]
• kvm-vga-update-vga-register-setup-on-vbe-changes.patch [bz#1331408]
• kvm-vga-make-sure-vga-register-setup-for-vbe-stays-intac.patch [bz#1331408]
• kvm-vga-add-sr_vbe-register-set.patch [bz#1331408 bz#1346981]
• Resolves: bz#1331408
  (CVE-2016-3710 qemu-kvm: qemu: incorrect banked access bounds checking in vga module [rhel-6.9])
• Resolves: bz#1346981
  (Regression from CVE-2016-3712: windows installer fails to start)