RockyLinux 8virt:rhel および virt-devel:rhelRLSA-2021:1762
medium Nessus プラグイン ID 184965
Language:
概要
リモート RockyLinux ホストに 1 つ以上のセキュリティ更新がありません。説明
リモートのRockyLinux 8ホストには、RLSA-2021:1762アドバイザリに記載されているとおり、複数の脆弱性の影響を受けるパッケージがインストールされています。* libvirtqemu_agent.c の qemuAgentGetInterfaces() の二重解放CVE-2020-25637]
* QEMUhw/pci/msix.c の msix_table_mmio_write() でのヒープバッファオーバーフローCVE-2020-27821]
* QEMUide: atapi読み取りコマンドの処理中の OOB アクセスCVE-2020-29443
* QEMUblock/iscsi.c の iscsi_aio_ioctl_cb() のヒープバッファオーバーフローにより、情報漏洩が発生する可能性がありますCVE-2020-11947
* QEMUhw/net/net_tx_pkt.c の net_tx_pkt_add_raw_fragment() で到達可能なアサーションエラーCVE-2020-16092
* QEMUhw/net/e1000e_core.c の e1000e_write_packet_to_guest() の無限ループCVE-2020-25707
* QEMUhw/usb/hcd-ehci.c での usb_packet_unmap() を通じたアサーション失敗CVE-2020-25723
* QEMUe1000enull パケット記述子の場合の無限ループシナリオCVE-2020-28916
* QEMUslirpARP/NCSI パケットの処理中の領域外アクセスCVE-2020-29129、 CVE-2020-29130
Tenable は、前述の記述ブロックを RockyLinux セキュリティアドバイザリから直接抽出しています。
Nessus はこれらの問題をテストしておらず、代わりにアプリケーションが自己報告するバージョン番号にのみ依存していることに注意してください。
ソリューション
影響を受けるパッケージを更新してください。参考資料
https://errata.rockylinux.org/RLSA-2021:1762
https://bugzilla.redhat.com/show_bug.cgi?id=1384241
https://bugzilla.redhat.com/show_bug.cgi?id=1798463
https://bugzilla.redhat.com/show_bug.cgi?id=1828952
https://bugzilla.redhat.com/show_bug.cgi?id=1834281
https://bugzilla.redhat.com/show_bug.cgi?id=1837495
https://bugzilla.redhat.com/show_bug.cgi?id=1843852
https://bugzilla.redhat.com/show_bug.cgi?id=1846975
https://bugzilla.redhat.com/show_bug.cgi?id=1850680
https://bugzilla.redhat.com/show_bug.cgi?id=1859494
https://bugzilla.redhat.com/show_bug.cgi?id=1860283
https://bugzilla.redhat.com/show_bug.cgi?id=1872854
https://bugzilla.redhat.com/show_bug.cgi?id=1874304
https://bugzilla.redhat.com/show_bug.cgi?id=1874780
https://bugzilla.redhat.com/show_bug.cgi?id=1876297
https://bugzilla.redhat.com/show_bug.cgi?id=1876742
https://bugzilla.redhat.com/show_bug.cgi?id=1880418
https://bugzilla.redhat.com/show_bug.cgi?id=1880546
https://bugzilla.redhat.com/show_bug.cgi?id=1881037
https://bugzilla.redhat.com/show_bug.cgi?id=1884531
https://bugzilla.redhat.com/show_bug.cgi?id=1893895
https://bugzilla.redhat.com/show_bug.cgi?id=1898579
https://bugzilla.redhat.com/show_bug.cgi?id=1901837
https://bugzilla.redhat.com/show_bug.cgi?id=1902231
https://bugzilla.redhat.com/show_bug.cgi?id=1902651
https://bugzilla.redhat.com/show_bug.cgi?id=1902960
https://bugzilla.redhat.com/show_bug.cgi?id=1903064
https://bugzilla.redhat.com/show_bug.cgi?id=1910220
https://bugzilla.redhat.com/show_bug.cgi?id=1910267
https://bugzilla.redhat.com/show_bug.cgi?id=1910326
https://bugzilla.redhat.com/show_bug.cgi?id=1912765
プラグインの詳細
深刻度: Medium
ID: 184965
ファイル名: rocky_linux_RLSA-2021-1762.nasl
バージョン: 1.1
タイプ: local
公開日: 2023/11/7
更新日: 2025/9/24
サポートされているセンサー: Nessus Agent, Continuous Assessment, Nessus
リスク情報
VPR
リスクファクター: Medium
スコア: 5.9
CVSS v2
リスクファクター: High
基本値: 7.2
現状値: 5.6
ベクトル: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS スコアのソース: CVE-2020-25637
CVSS v3
リスクファクター: Medium
基本値: 6.7
現状値: 6
ベクトル: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
現状ベクトル: CVSS:3.0/E:P/RL:O/RC:C
脆弱性情報
CPE: p-cpe:/a:rocky:linux:hivex-debugsource, p-cpe:/a:rocky:linux:nbdkit-server, p-cpe:/a:rocky:linux:perl-sys-virt-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon, p-cpe:/a:rocky:linux:lua-guestfs, p-cpe:/a:rocky:linux:perl-sys-guestfs-debuginfo, p-cpe:/a:rocky:linux:libguestfs-java-devel, p-cpe:/a:rocky:linux:libvirt-lock-sanlock, p-cpe:/a:rocky:linux:hivex-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-rbd-debuginfo, p-cpe:/a:rocky:linux:perl-sys-guestfs, p-cpe:/a:rocky:linux:virt-v2v-debuginfo, p-cpe:/a:rocky:linux:ocaml-libguestfs-debuginfo, p-cpe:/a:rocky:linux:nbdkit-gzip-plugin-debuginfo, p-cpe:/a:rocky:linux:virt-dib-debuginfo, p-cpe:/a:rocky:linux:nbdkit-xz-filter-debuginfo, p-cpe:/a:rocky:linux:libiscsi, p-cpe:/a:rocky:linux:libvirt-daemon-driver-nodedev-debuginfo, p-cpe:/a:rocky:linux:libguestfs-tools-c, p-cpe:/a:rocky:linux:libvirt-daemon-driver-secret, p-cpe:/a:rocky:linux:qemu-kvm-block-rbd, p-cpe:/a:rocky:linux:libvirt-admin-debuginfo, p-cpe:/a:rocky:linux:libvirt-lock-sanlock-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-logical-debuginfo, p-cpe:/a:rocky:linux:python3-hivex, p-cpe:/a:rocky:linux:libguestfs-winsupport, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-core, p-cpe:/a:rocky:linux:libguestfs-gfs2, p-cpe:/a:rocky:linux:supermin-devel, p-cpe:/a:rocky:linux:virt-v2v, p-cpe:/a:rocky:linux:libguestfs-benchmarking, p-cpe:/a:rocky:linux:perl-hivex-debuginfo, p-cpe:/a:rocky:linux:sgabios-bin, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-iscsi-direct-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-kvm, p-cpe:/a:rocky:linux:qemu-kvm-block-iscsi, p-cpe:/a:rocky:linux:libnbd-devel, p-cpe:/a:rocky:linux:libvirt-daemon-driver-interface-debuginfo, p-cpe:/a:rocky:linux:qemu-kvm-block-gluster-debuginfo, p-cpe:/a:rocky:linux:libguestfs-man-pages-uk, p-cpe:/a:rocky:linux:libvirt-nss-debuginfo, p-cpe:/a:rocky:linux:qemu-guest-agent, p-cpe:/a:rocky:linux:libguestfs-java-debuginfo, p-cpe:/a:rocky:linux:nbdkit-linuxdisk-plugin-debuginfo, p-cpe:/a:rocky:linux:netcf-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-nwfilter, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-disk, p-cpe:/a:rocky:linux:libvirt-daemon-driver-nodedev, p-cpe:/a:rocky:linux:qemu-kvm-tests, p-cpe:/a:rocky:linux:libvirt-admin, p-cpe:/a:rocky:linux:nbdkit-vddk-plugin-debuginfo, p-cpe:/a:rocky:linux:libguestfs-gobject-debuginfo, p-cpe:/a:rocky:linux:libguestfs-devel, p-cpe:/a:rocky:linux:nbdkit-debugsource, p-cpe:/a:rocky:linux:qemu-kvm-block-curl-debuginfo, p-cpe:/a:rocky:linux:nbdkit-gzip-plugin, p-cpe:/a:rocky:linux:qemu-kvm-debuginfo, p-cpe:/a:rocky:linux:virt-dib, p-cpe:/a:rocky:linux:libguestfs-xfs, p-cpe:/a:rocky:linux:qemu-kvm-core, p-cpe:/a:rocky:linux:qemu-kvm-block-ssh, p-cpe:/a:rocky:linux:nbdkit-linuxdisk-plugin, p-cpe:/a:rocky:linux:nbdkit-debuginfo, p-cpe:/a:rocky:linux:libvirt-python-debugsource, p-cpe:/a:rocky:linux:libguestfs-rsync, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-scsi, p-cpe:/a:rocky:linux:libvirt-daemon-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-mpath, p-cpe:/a:rocky:linux:qemu-kvm-block-gluster, p-cpe:/a:rocky:linux:nbdkit-ssh-plugin-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-interface, p-cpe:/a:rocky:linux:qemu-img, p-cpe:/a:rocky:linux:supermin-debuginfo, p-cpe:/a:rocky:linux:nbdkit-ssh-plugin, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-disk-debuginfo, p-cpe:/a:rocky:linux:qemu-kvm-block-rbd-debuginfo, p-cpe:/a:rocky:linux:nbdkit-python-plugin, p-cpe:/a:rocky:linux:qemu-kvm-block-curl, p-cpe:/a:rocky:linux:ocaml-libnbd-debuginfo, p-cpe:/a:rocky:linux:libvirt-debuginfo, p-cpe:/a:rocky:linux:libguestfs-javadoc, p-cpe:/a:rocky:linux:python3-libvirt, p-cpe:/a:rocky:linux:libvirt-daemon-driver-nwfilter-debuginfo, p-cpe:/a:rocky:linux:sgabios, p-cpe:/a:rocky:linux:libvirt-bash-completion, p-cpe:/a:rocky:linux:libguestfs-tools-c-debuginfo, p-cpe:/a:rocky:linux:qemu-img-debuginfo, p-cpe:/a:rocky:linux:nbdkit-example-plugins-debuginfo, p-cpe:/a:rocky:linux:libguestfs-man-pages-ja, p-cpe:/a:rocky:linux:supermin, p-cpe:/a:rocky:linux:nbdkit-server-debuginfo, p-cpe:/a:rocky:linux:ocaml-hivex-debuginfo, p-cpe:/a:rocky:linux:python3-libvirt-debuginfo, p-cpe:/a:rocky:linux:libguestfs-debuginfo, p-cpe:/a:rocky:linux:qemu-kvm-common-debuginfo, p-cpe:/a:rocky:linux:libiscsi-utils, p-cpe:/a:rocky:linux:perl-sys-virt, p-cpe:/a:rocky:linux:nbdkit-python-plugin-debuginfo, p-cpe:/a:rocky:linux:nbdkit-basic-plugins-debuginfo, p-cpe:/a:rocky:linux:qemu-kvm-tests-debuginfo, p-cpe:/a:rocky:linux:libguestfs-inspect-icons, p-cpe:/a:rocky:linux:supermin-debugsource, p-cpe:/a:rocky:linux:libvirt-daemon-driver-network, p-cpe:/a:rocky:linux:qemu-kvm-block-ssh-debuginfo, p-cpe:/a:rocky:linux:nbdfuse, p-cpe:/a:rocky:linux:qemu-kvm-common, p-cpe:/a:rocky:linux:lua-guestfs-debuginfo, p-cpe:/a:rocky:linux:nbdkit-vddk-plugin, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-gluster-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage, p-cpe:/a:rocky:linux:libguestfs-rescue, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-scsi-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-core-debuginfo, p-cpe:/a:rocky:linux:libvirt-dbus, p-cpe:/a:rocky:linux:perl-sys-virt-debugsource, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-rbd, p-cpe:/a:rocky:linux:libvirt-client, p-cpe:/a:rocky:linux:libiscsi-utils-debuginfo, p-cpe:/a:rocky:linux:libiscsi-devel, p-cpe:/a:rocky:linux:libguestfs-benchmarking-debuginfo, p-cpe:/a:rocky:linux:hivex, p-cpe:/a:rocky:linux:libvirt-libs, p-cpe:/a:rocky:linux:seabios, p-cpe:/a:rocky:linux:nbdkit-bash-completion, p-cpe:/a:rocky:linux:netcf-libs, p-cpe:/a:rocky:linux:nbdfuse-debuginfo, p-cpe:/a:rocky:linux:netcf-devel, p-cpe:/a:rocky:linux:ocaml-libnbd, p-cpe:/a:rocky:linux:qemu-guest-agent-debuginfo, p-cpe:/a:rocky:linux:libnbd, p-cpe:/a:rocky:linux:libiscsi-debuginfo, p-cpe:/a:rocky:linux:libnbd-debugsource, p-cpe:/a:rocky:linux:libguestfs-tools, p-cpe:/a:rocky:linux:qemu-kvm-block-iscsi-debuginfo, p-cpe:/a:rocky:linux:nbdkit-curl-plugin-debuginfo, p-cpe:/a:rocky:linux:nbdkit, p-cpe:/a:rocky:linux:libguestfs, p-cpe:/a:rocky:linux:libiscsi-debugsource, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-iscsi-debuginfo, p-cpe:/a:rocky:linux:libnbd-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:rocky:linux:libvirt-dbus-debugsource, p-cpe:/a:rocky:linux:python3-libnbd-debuginfo, p-cpe:/a:rocky:linux:perl-hivex, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-iscsi-direct, p-cpe:/a:rocky:linux:netcf-debugsource, p-cpe:/a:rocky:linux:python3-libguestfs, p-cpe:/a:rocky:linux:qemu-kvm, p-cpe:/a:rocky:linux:qemu-kvm-debugsource, p-cpe:/a:rocky:linux:python3-hivex-debuginfo, p-cpe:/a:rocky:linux:libvirt-docs, p-cpe:/a:rocky:linux:nbdkit-xz-filter, p-cpe:/a:rocky:linux:libvirt-client-debuginfo, p-cpe:/a:rocky:linux:nbdkit-basic-filters, p-cpe:/a:rocky:linux:ruby-libguestfs-debuginfo, p-cpe:/a:rocky:linux:ocaml-hivex-devel, p-cpe:/a:rocky:linux:libvirt-daemon-driver-secret-debuginfo, p-cpe:/a:rocky:linux:python3-libguestfs-debuginfo, p-cpe:/a:rocky:linux:libguestfs-bash-completion, p-cpe:/a:rocky:linux:libguestfs-gobject, p-cpe:/a:rocky:linux:ocaml-libnbd-devel, p-cpe:/a:rocky:linux:netcf-libs-debuginfo, p-cpe:/a:rocky:linux:python3-libnbd, p-cpe:/a:rocky:linux:nbdkit-basic-plugins, p-cpe:/a:rocky:linux:ruby-hivex, p-cpe:/a:rocky:linux:seavgabios-bin, p-cpe:/a:rocky:linux:ocaml-libguestfs, p-cpe:/a:rocky:linux:libvirt-debugsource, p-cpe:/a:rocky:linux:ocaml-libguestfs-devel, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-logical, p-cpe:/a:rocky:linux:libvirt-daemon-config-nwfilter, p-cpe:/a:rocky:linux:libvirt, p-cpe:/a:rocky:linux:nbdkit-example-plugins, p-cpe:/a:rocky:linux:libguestfs-debugsource, p-cpe:/a:rocky:linux:nbdkit-devel, p-cpe:/a:rocky:linux:libguestfs-gobject-devel, p-cpe:/a:rocky:linux:hivex-devel, cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:libvirt-libs-debuginfo, p-cpe:/a:rocky:linux:libguestfs-java, p-cpe:/a:rocky:linux:libvirt-daemon-driver-network-debuginfo, p-cpe:/a:rocky:linux:ruby-libguestfs, p-cpe:/a:rocky:linux:libvirt-daemon-driver-qemu-debuginfo, p-cpe:/a:rocky:linux:libvirt-devel, p-cpe:/a:rocky:linux:nbdkit-curl-plugin, p-cpe:/a:rocky:linux:nbdkit-basic-filters-debuginfo, p-cpe:/a:rocky:linux:seabios-bin, p-cpe:/a:rocky:linux:ruby-hivex-debuginfo, p-cpe:/a:rocky:linux:netcf, p-cpe:/a:rocky:linux:qemu-kvm-core-debuginfo, p-cpe:/a:rocky:linux:libvirt-dbus-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-gluster, p-cpe:/a:rocky:linux:libvirt-nss, p-cpe:/a:rocky:linux:ocaml-hivex, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-mpath-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-config-network, p-cpe:/a:rocky:linux:libvirt-daemon-driver-qemu
必要な KB アイテム: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list
エクスプロイトが利用可能: true
エクスプロイトの容易さ: Exploits are available
パッチ公開日: 2021/5/18
脆弱性公開日: 2020/7/23
参照情報
CVE: CVE-2020-11947, CVE-2020-16092, CVE-2020-25637, CVE-2020-25723, CVE-2020-27821, CVE-2020-28916, CVE-2020-29129, CVE-2020-29130, CVE-2020-29443
IAVB: 2020-B-0075-S