远程 OracleVM 系统缺少解决关键安全更新的必要补丁：

  - kvm-cirrus-fix-patterncopy-checks.patch [bz#1420487 bz#1420489]

  - kvm-Revert-cirrus-allow-zero-source-pitch-in-pattern-fil.patch 

  - kvm-cirrus-add-blit_is_unsafe-call-to-cirrus_bitblt_cput.patch 

  - 解决：bz#1420487（EMBARGOED CVE-2017-2620 qemu-kvm：
    Qemu：display：cirrus：可能通过 cirrus_bitblt_cputovideo 执行任意代码 [rhel-6.9]）

  - 解决：bz#1420489（EMBARGOED CVE-2017-2620 qemu-kvm-rhev：Qemu：display：cirrus：可能通过 cirrus_bitblt_cputovideo 执行任意代码 [rhel-6.9]）

  - kvm-cirrus_vga-fix-division-by-0-for-color-expansion-rop.patch 

  - kvm-cirrus_vga-fix-off-by-one-in-blit_region_is_unsafe.patch 

  - kvm-display-cirrus-check-vga-bits-per-pixel-bpp-value.patch 

  - kvm-display-cirrus-ignore-source-pitch-value-as-needed-i.patch 

  - kvm-cirrus-handle-negative-pitch-in-cirrus_invalidate_re.patch 

  - kvm-cirrus-allow-zero-source-pitch-in-pattern-fill-rops.patch 

  - 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]

  - 解决：bz#1418231（CVE-2017-2615 qemu-kvm：Qemu：
    display：cirrus：执行 bitblt 向后复制模式时发生 oob 访问 [rhel-6.9]）

  - 解决：bz#1419417（CVE-2017-2615 qemu-kvm-rhev：Qemu：
    display：cirrus：执行 bitblt 向后复制模式时发生 oob 访问 [rhel-6.9]）

  - 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]

  - 解决：bz#1398214（CVE-2016-2857 qemu-kvm：Qemu：net：
    net_checksum_calculate 中存在越界读取 [rhel-6.9]）

  - 恢复：bz#1405882（对于具有 qemu-kvm-rhev-0.12.1.2-2.498.el6 的 qcow2，qemu-iotests 的测试案例 026 030 049 086 和 095 失败）

  - 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]

  - 解决：bz#1405882（对于具有 qemu-kvm-rhev-0.12.1.2-2.498.el6 的 qcow2，qemu-iotests 的测试案例 026 030 049 086 和 095 失败）

  - 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]

  - 解决：bz#876993（qemu-kvm：将磁盘加载从 2 个域迁移至第 3 个期间，vm 无响应）

  - 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 

  - kvm-net-rtl8139-update-network-information-when-macaddr-.patch 

  - 解决：bz#1300626（e1000/rtl8139：无法通过在客户机中设置硬件地址来更改 qemu mac 地址）

  - 解决：bz#1392520（[RHEL6.9] KVM 客户机在第 128 重新启动后自动关闭）

  - kvm-vmstate-fix-breakage-by-7e72abc382b700a72549e8147bde.patch 

  - 解决：bz#1294941（使用 Cirrus 时，QEMU 在恢复快照过程中崩溃）

  - kvm-virtio-blk-Release-s-rq-queue-at-system_reset.patch [bz#1361490]

  - kvm-virtio-scsi-Prevent-assertion-on-missed-events.patch [bz#1333697]

  - 解决：bz#1333697（qemu-kvm：
    /builddir/build/BUILD/qemu-kvm-0.12.1.2/hw/virtio-scsi.c：724：virtio_scsi_push_event：断言“event == 0”失败）

  - 解决：bz#1361490（system_reset 应清除挂起的错误请求 (virtio-blk)）

  - 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 

  - 解决：bz#1292678（cmdline 在 amd 主机中设置 threads=2 时，Qemu 应报告错误）

  - 解决：bz#1297653（“qemu-img convert”无法创建传递了“-S 0”选项的完全分配的图像）

  - 解决：bz#1320066（cmdline 在 Intel 主机中设置 thread = 2 时，Qemu 不应报告错误）

  - kvm-rtl8139-flush-queued-packets-when-RxBufPtr-is-writte.patch 

  - kvm-block-Detect-unaligned-length-in-bdrv_qiov_is_aligne.patch 

  - kvm-ide-fix-halted-IO-segfault-at-reset.patch [bz#1281713]

  - kvm-atapi-fix-halted-DMA-reset.patch [bz#1281713]

  - 解决：bz#1281713（system_reset 应清除挂起的错误请求 (IDE)）

  - 解决：bz#1321862（向后移植“区块：检测 bdrv_qiov_is_aligned 中的未对齐长度”）

  - 解决：bz#1356924（rtl8139 驱动程序在 widows 客户机中挂起）

  - kvm-virtio-error-out-if-guest-exceeds-virtqueue-size.patch [bz#1359725]

  - 解决：bz#1359725（CVE-2016-5403 qemu-kvm：Qemu：
    virtio：通过客户机在主机上造成无限制内存分配问题，进而导致 DoS [rhel-6.9])

  - 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 

  - kvm-vga-add-sr_vbe-register-set.patch [bz#1331408 bz#1346981]

  - 解决：bz#1331408（CVE-2016-3710 qemu-kvm：qemu：
    vga 模块中存在不正确的堆积访问权限边界检查 [rhel-6.9]）

  - 解决：bz#1346981（来自 CVE-2016-3712 的回归：
    windows 安装程序无法启动）

检测

OracleVM 3.4：qemu-kvm (OVMSA-2017-0055)

critical Nessus 插件 ID 99082

未找到变更日志