RHEL 8:virt: rhel 和 virt-devel: rhel (RHSA-2021: 4191)

medium Nessus 插件 ID 155110

简介

远程 Red Hat 主机缺少一个或多个安全更新。

描述

远程 Redhat Enterprise Linux 8 主机上安装的程序包受到 RHSA-2021: 4191 公告中提及的多个漏洞影响。

- QEMU:net: e1000e: 发送数据包时发生释放后使用 (CVE-2020-15859)

- QEMU:slirp:无效的指针初始化可能导致信息泄露 (bootp) (CVE-2021-3592)

- QEMU:slirp:无效的指针初始化可能导致信息泄露 (udp6) (CVE-2021-3593)

- QEMU:slirp:无效的指针初始化可能导致信息泄露 (udp) (CVE-2021-3594)

- QEMU:slirp:无效的指针初始化可能导致信息泄露 (tftp) (CVE-2021-3595)

- libvirt:生成不安全的 sVirt 标签 (CVE-2021-3631)

- libvirt:ACL 失败时,virStoragePoolLookupByTargetPath API 存在锁定不当 (CVE-2021-3667)

请注意,Nessus 尚未测试这些问题,而是只依据应用程序自我报告的版本号进行判断。

解决方案

更新受影响的程序包。

另见

https://access.redhat.com/security/cve/CVE-2021-3594

https://access.redhat.com/security/cve/CVE-2021-3595

https://access.redhat.com/security/cve/CVE-2021-3631

https://access.redhat.com/security/cve/CVE-2021-3667

https://access.redhat.com/errata/RHSA-2021:4191

https://bugzilla.redhat.com/1859168

https://bugzilla.redhat.com/1970484

https://bugzilla.redhat.com/1970487

https://bugzilla.redhat.com/1970489

https://bugzilla.redhat.com/1970491

https://bugzilla.redhat.com/1977726

https://bugzilla.redhat.com/1986094

https://access.redhat.com/security/cve/CVE-2020-15859

https://access.redhat.com/security/cve/CVE-2021-3592

https://access.redhat.com/security/cve/CVE-2021-3593

插件详情

严重性: Medium

ID: 155110

文件名: redhat-RHSA-2021-4191.nasl

版本: 1.7

类型: local

代理: unix

发布时间: 2021/11/11

最近更新时间: 2023/11/24

支持的传感器: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

风险信息

VPR

风险因素: Medium

分数: 6.0

CVSS v2

风险因素: Low

基本分数: 3.3

时间分数: 2.6

矢量: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:N

CVSS 分数来源: CVE-2021-3631

CVSS v3

风险因素: Medium

基本分数: 6.3

时间分数: 5.7

矢量: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

时间矢量: CVSS:3.0/E:P/RL:O/RC:C

漏洞信息

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:slof, p-cpe:/a:redhat:enterprise_linux:hivex, p-cpe:/a:redhat:enterprise_linux:hivex-devel, p-cpe:/a:redhat:enterprise_linux:libguestfs, p-cpe:/a:redhat:enterprise_linux:libguestfs-bash-completion, p-cpe:/a:redhat:enterprise_linux:libguestfs-benchmarking, p-cpe:/a:redhat:enterprise_linux:libguestfs-devel, p-cpe:/a:redhat:enterprise_linux:libguestfs-man-pages-uk, p-cpe:/a:redhat:enterprise_linux:libguestfs-rescue, p-cpe:/a:redhat:enterprise_linux:libguestfs-rsync, p-cpe:/a:redhat:enterprise_linux:libguestfs-tools, p-cpe:/a:redhat:enterprise_linux:libguestfs-tools-c, p-cpe:/a:redhat:enterprise_linux:libguestfs-winsupport, p-cpe:/a:redhat:enterprise_linux:libguestfs-xfs, p-cpe:/a:redhat:enterprise_linux:nbdkit-ssh-plugin, p-cpe:/a:redhat:enterprise_linux:nbdkit-vddk-plugin, p-cpe:/a:redhat:enterprise_linux:nbdkit-xz-filter, p-cpe:/a:redhat:enterprise_linux:netcf, p-cpe:/a:redhat:enterprise_linux:netcf-devel, p-cpe:/a:redhat:enterprise_linux:netcf-libs, p-cpe:/a:redhat:enterprise_linux:ocaml-hivex, p-cpe:/a:redhat:enterprise_linux:ocaml-hivex-devel, p-cpe:/a:redhat:enterprise_linux:ocaml-libguestfs, p-cpe:/a:redhat:enterprise_linux:ocaml-libguestfs-devel, p-cpe:/a:redhat:enterprise_linux:ocaml-libnbd, p-cpe:/a:redhat:enterprise_linux:libguestfs-gfs2, p-cpe:/a:redhat:enterprise_linux:libguestfs-gobject, p-cpe:/a:redhat:enterprise_linux:libguestfs-gobject-devel, p-cpe:/a:redhat:enterprise_linux:libguestfs-inspect-icons, p-cpe:/a:redhat:enterprise_linux:libguestfs-java, p-cpe:/a:redhat:enterprise_linux:libguestfs-java-devel, p-cpe:/a:redhat:enterprise_linux:libguestfs-javadoc, p-cpe:/a:redhat:enterprise_linux:libguestfs-man-pages-ja, p-cpe:/a:redhat:enterprise_linux:ocaml-libnbd-devel, p-cpe:/a:redhat:enterprise_linux:perl-sys-guestfs, p-cpe:/a:redhat:enterprise_linux:perl-sys-virt, p-cpe:/a:redhat:enterprise_linux:perl-hivex, p-cpe:/a:redhat:enterprise_linux:python3-hivex, p-cpe:/a:redhat:enterprise_linux:python3-libguestfs, p-cpe:/a:redhat:enterprise_linux:python3-libnbd, p-cpe:/a:redhat:enterprise_linux:python3-libvirt, p-cpe:/a:redhat:enterprise_linux:qemu-guest-agent, p-cpe:/a:redhat:enterprise_linux:qemu-img, p-cpe:/a:redhat:enterprise_linux:qemu-kvm, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-block-curl, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-block-gluster, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-block-iscsi, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-block-rbd, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-block-ssh, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-common, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-core, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-tests, p-cpe:/a:redhat:enterprise_linux:ruby-hivex, p-cpe:/a:redhat:enterprise_linux:ruby-libguestfs, p-cpe:/a:redhat:enterprise_linux:seabios, p-cpe:/a:redhat:enterprise_linux:seabios-bin, p-cpe:/a:redhat:enterprise_linux:seavgabios-bin, p-cpe:/a:redhat:enterprise_linux:sgabios, p-cpe:/a:redhat:enterprise_linux:sgabios-bin, p-cpe:/a:redhat:enterprise_linux:supermin, p-cpe:/a:redhat:enterprise_linux:supermin-devel, p-cpe:/a:redhat:enterprise_linux:virt-dib, p-cpe:/a:redhat:enterprise_linux:virt-v2v, p-cpe:/a:redhat:enterprise_linux:libiscsi, p-cpe:/a:redhat:enterprise_linux:libiscsi-devel, p-cpe:/a:redhat:enterprise_linux:libiscsi-utils, p-cpe:/a:redhat:enterprise_linux:libnbd, p-cpe:/a:redhat:enterprise_linux:libnbd-devel, p-cpe:/a:redhat:enterprise_linux:libvirt, p-cpe:/a:redhat:enterprise_linux:libvirt-admin, p-cpe:/a:redhat:enterprise_linux:libvirt-bash-completion, p-cpe:/a:redhat:enterprise_linux:libvirt-client, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-config-network, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-config-nwfilter, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-interface, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-network, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-nodedev, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-nwfilter, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-qemu, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-secret, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-core, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-disk, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-gluster, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-iscsi-direct, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-logical, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-mpath, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-rbd, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-scsi, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-kvm, p-cpe:/a:redhat:enterprise_linux:libvirt-dbus, p-cpe:/a:redhat:enterprise_linux:libvirt-devel, p-cpe:/a:redhat:enterprise_linux:libvirt-docs, p-cpe:/a:redhat:enterprise_linux:libvirt-libs, p-cpe:/a:redhat:enterprise_linux:libvirt-lock-sanlock, p-cpe:/a:redhat:enterprise_linux:libvirt-nss, p-cpe:/a:redhat:enterprise_linux:lua-guestfs, p-cpe:/a:redhat:enterprise_linux:nbdfuse, p-cpe:/a:redhat:enterprise_linux:nbdkit, p-cpe:/a:redhat:enterprise_linux:nbdkit-bash-completion, p-cpe:/a:redhat:enterprise_linux:nbdkit-basic-filters, p-cpe:/a:redhat:enterprise_linux:nbdkit-basic-plugins, p-cpe:/a:redhat:enterprise_linux:nbdkit-curl-plugin, p-cpe:/a:redhat:enterprise_linux:nbdkit-devel, p-cpe:/a:redhat:enterprise_linux:nbdkit-example-plugins, p-cpe:/a:redhat:enterprise_linux:nbdkit-gzip-plugin, p-cpe:/a:redhat:enterprise_linux:nbdkit-linuxdisk-plugin, p-cpe:/a:redhat:enterprise_linux:nbdkit-python-plugin, p-cpe:/a:redhat:enterprise_linux:nbdkit-server

必需的 KB 项: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

可利用: true

易利用性: Exploits are available

补丁发布日期: 2021/11/9

漏洞发布日期: 2020/7/21

参考资料信息

CVE: CVE-2020-15859, CVE-2021-3592, CVE-2021-3593, CVE-2021-3594, CVE-2021-3595, CVE-2021-3631, CVE-2021-3667

CWE: 416, 667, 732, 824

IAVB: 2020-B-0041-S

RHSA: 2021:4191