Linux Distros 未修补的漏洞:CVE-2024-2494

medium Nessus 插件 ID 228210

简介

Linux/Unix 主机上安装的一个或多个程序包存在漏洞,但供应商表示不会修补此漏洞。

描述

Linux/Unix 主机中安装的一个或多个程序包受到一个漏洞影响,而供应商没有提供补丁程序。

- 在 libvirt 的 RPC 库 API 中发现一个缺陷。RPC 服务器反序列化代码在 C API 入口点执行非负长度检查之前为数组分配内存。将负长度传递到 g_new0 函数会导致崩溃,这是由于负长度被视为巨大正数所导致的。本地非特权用户可利用此缺陷,导致 libvirt 后台程序崩溃,从而执行拒绝服务攻击。(CVE-2024-2494)

请注意,Nessus 依赖供应商报告的程序包是否存在进行判断。

解决方案

目前尚未有任何已知的解决方案。

另见

https://access.redhat.com/security/cve/cve-2024-2494

https://ubuntu.com/security/CVE-2024-2494

插件详情

严重性: Medium

ID: 228210

文件名: unpatched_CVE_2024_2494.nasl

版本: 1.3

类型: local

代理: unix

系列: Misc.

发布时间: 2025/3/5

最近更新时间: 2025/9/10

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

风险信息

VPR

风险因素: Low

分数: 3.6

CVSS v2

风险因素: Low

基本分数: 2.1

时间分数: 1.6

矢量: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

CVSS 分数来源: CVE-2024-2494

CVSS v3

风险因素: Medium

基本分数: 6.2

时间分数: 5.4

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

时间矢量: CVSS:3.0/E:U/RL:O/RC:C

漏洞信息

CPE: p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage, p-cpe:/a:centos:centos:libvirt-daemon-driver-network, p-cpe:/a:centos:centos:libvirt-daemon-config-network, p-cpe:/a:centos:centos:libvirt, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-iscsi-direct, p-cpe:/a:centos:centos:libvirt-libs, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon, p-cpe:/a:redhat:enterprise_linux:libvirt-client, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-rbd, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-disk, p-cpe:/a:centos:centos:libvirt-lock-sanlock, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:centos:centos:libvirt-daemon-driver-interface, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-core, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-logical, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:centos:centos:libvirt-daemon-driver-qemu, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-scsi, p-cpe:/a:canonical:ubuntu_linux:libvirt, p-cpe:/a:centos:centos:libvirt-nss, cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:libvirt-wireshark, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-iscsi-direct, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-gluster, p-cpe:/a:redhat:enterprise_linux:libvirt-nss, p-cpe:/a:redhat:enterprise_linux:libvirt-devel, p-cpe:/a:redhat:enterprise_linux:libvirt-libs, p-cpe:/a:centos:centos:libvirt-bash-completion, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-interface, p-cpe:/a:centos:centos:libvirt-daemon-driver-nwfilter, p-cpe:/a:redhat:enterprise_linux:libvirt-admin, p-cpe:/a:redhat:enterprise_linux:libvirt-docs, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-mpath, p-cpe:/a:redhat:enterprise_linux:libvirt-lock-sanlock, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-kvm, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-scsi, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-mpath, p-cpe:/a:centos:centos:libvirt-daemon-driver-nodedev, p-cpe:/a:centos:centos:libvirt-daemon-driver-secret, cpe:/a:redhat:advanced_virtualization:8::el8, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-config-network, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:centos:centos:libvirt-daemon-kvm, p-cpe:/a:redhat:enterprise_linux:libvirt-bash-completion, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-config-nwfilter, p-cpe:/a:centos:centos:libvirt-daemon, p-cpe:/a:centos:centos:libvirt-admin, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-core, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-logical, p-cpe:/a:centos:centos:libvirt-devel, p-cpe:/a:redhat:enterprise_linux:libvirt-wireshark, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-secret, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-nodedev, p-cpe:/a:centos:centos:libvirt-docs, p-cpe:/a:redhat:enterprise_linux:libvirt, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-network, p-cpe:/a:centos:centos:libvirt-client, p-cpe:/a:centos:centos:libvirt-daemon-config-nwfilter, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-gluster, p-cpe:/a:centos:centos:libvirt-daemon-driver-storage-rbd, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-nwfilter, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-qemu, p-cpe:/a:redhat:enterprise_linux:libvirt-daemon-driver-storage-disk

必需的 KB 项: Host/OS/identifier, Host/cpu, Host/local_checks_enabled, global_settings/vendor_unpatched

易利用性: No known exploits are available

漏洞发布日期: 2024/3/21

参考资料信息

CVE: CVE-2024-2494