Oracle Linux 7：libvirt (ELSA-2019-2294)
medium Nessus 插件 ID 180849
语言：
简介
远程 Oracle Linux 主机缺少安全更新。描述
远程 Oracle Linux 7 主机上安装的多个程序包受到 ELSA-2019-2294 公告中提及的一个漏洞影响。- 在 libvirt 5.0.0 之前版本通过 QEMU 代理获取接口信息的方式中，在 libvirt 内发现一个空指针取消引用缺陷。在客户机 VM 内的攻击者可利用此缺陷损毁 libvirtd 并造成拒绝服务。(CVE-2019-3840)
请注意，Nessus 尚未测试此问题，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
插件详情
严重性: Medium
ID: 180849
文件名: oraclelinux_ELSA-2019-2294.nasl
版本: 1.4
类型: local
代理: unix
发布时间: 2023/9/7
最近更新时间: 2025/2/19
支持的传感器: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus
风险信息
VPR
风险因素: Medium
分数: 5.2
CVSS v2
风险因素: Low
基本分数: 3.5
时间分数: 2.7
矢量: CVSS2#AV:N/AC:M/Au:S/C:N/I:N/A:P
CVSS 分数来源: CVE-2019-3840
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:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
时间矢量: CVSS:3.0/E:P/RL:O/RC:C
漏洞信息
CPE: p-cpe:/a:oracle:linux:libvirt-daemon-config-nwfilter, p-cpe:/a:oracle:linux:libvirt-daemon-driver-network, p-cpe:/a:oracle:linux:libvirt-daemon-driver-storage-disk, p-cpe:/a:oracle:linux:libvirt-daemon-kvm, p-cpe:/a:oracle:linux:libvirt-lock-sanlock, p-cpe:/a:oracle:linux:libvirt-daemon-driver-storage-scsi, p-cpe:/a:oracle:linux:libvirt-daemon-driver-storage-mpath, p-cpe:/a:oracle:linux:libvirt-login-shell, p-cpe:/a:oracle:linux:libvirt-nss, p-cpe:/a:oracle:linux:libvirt-daemon-lxc, p-cpe:/a:oracle:linux:libvirt-daemon-driver-storage-core, p-cpe:/a:oracle:linux:libvirt-daemon-driver-nodedev, p-cpe:/a:oracle:linux:libvirt-daemon-driver-nwfilter, p-cpe:/a:oracle:linux:libvirt, p-cpe:/a:oracle:linux:libvirt-daemon-driver-storage, p-cpe:/a:oracle:linux:libvirt-devel, p-cpe:/a:oracle:linux:libvirt-docs, p-cpe:/a:oracle:linux:libvirt-daemon-driver-storage-rbd, p-cpe:/a:oracle:linux:libvirt-daemon-driver-storage-gluster, p-cpe:/a:oracle:linux:libvirt-daemon-driver-interface, p-cpe:/a:oracle:linux:libvirt-bash-completion, p-cpe:/a:oracle:linux:libvirt-daemon-driver-secret, p-cpe:/a:oracle:linux:libvirt-libs, p-cpe:/a:oracle:linux:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:oracle:linux:libvirt-client, p-cpe:/a:oracle:linux:libvirt-daemon-config-network, p-cpe:/a:oracle:linux:libvirt-daemon-driver-qemu, p-cpe:/a:oracle:linux:libvirt-daemon-driver-lxc, p-cpe:/a:oracle:linux:libvirt-daemon, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:libvirt-daemon-driver-storage-logical, p-cpe:/a:oracle:linux:libvirt-admin
必需的 KB 项: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux
可利用: true
易利用性: Exploits are available
补丁发布日期: 2019/8/13
漏洞发布日期: 2019/1/10
参考资料信息
CVE: CVE-2019-3840