Linux Distros 未修补的漏洞：CVE-2026-33811
high Nessus 插件 ID 313262
语言：
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。- 将 LookupCNAME 与 cgo DNS 解析器搭配使用时，极长的 CNAME 响应可触发 C 内存双重释放和崩溃。（CVE-2026-33811）
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-2026-33811
插件详情
严重性: High
ID: 313262
文件名: unpatched_CVE_2026_33811.nasl
版本: 1.30
类型: Local
代理: unix
系列: Misc.
发布时间: 2026/5/8
最近更新时间: 2026/8/26
支持的传感器: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus
风险信息
VPR
风险因素: Medium
分数: 5
百分位: 93.94
CVSS v2
风险因素: Medium
基本分数: 5
时间分数: 4.3
矢量: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS 分数来源: CVE-2026-33811
CVSS v3
风险因素: High
基本分数: 7.5
时间分数: 6.9
矢量: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
时间矢量: CVSS:3.0/E:U/RL:U/RC:C
漏洞信息
CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, cpe:/o:canonical:ubuntu_linux:25.10, cpe:/o:canonical:ubuntu_linux:26.04:-:lts, cpe:/o:debian:debian_linux:11.0, cpe:/o:debian:debian_linux:12.0, cpe:/o:debian:debian_linux:13.0, cpe:/o:redhat:enterprise_linux:10, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:canonical:ubuntu_linux:golang-1.10, p-cpe:/a:canonical:ubuntu_linux:golang-1.13, p-cpe:/a:canonical:ubuntu_linux:golang-1.14, p-cpe:/a:canonical:ubuntu_linux:golang-1.16, p-cpe:/a:canonical:ubuntu_linux:golang-1.17, p-cpe:/a:canonical:ubuntu_linux:golang-1.18, p-cpe:/a:canonical:ubuntu_linux:golang-1.20, p-cpe:/a:canonical:ubuntu_linux:golang-1.21, p-cpe:/a:canonical:ubuntu_linux:golang-1.22, p-cpe:/a:canonical:ubuntu_linux:golang-1.23, p-cpe:/a:canonical:ubuntu_linux:golang-1.24, p-cpe:/a:canonical:ubuntu_linux:golang-1.25, p-cpe:/a:canonical:ubuntu_linux:golang-1.6, p-cpe:/a:canonical:ubuntu_linux:golang-1.8, p-cpe:/a:canonical:ubuntu_linux:golang-1.9, p-cpe:/a:debian:debian_linux:golang-1.15, p-cpe:/a:debian:debian_linux:golang-1.19, p-cpe:/a:debian:debian_linux:golang-1.24, p-cpe:/a:redhat:enterprise_linux:butane, p-cpe:/a:redhat:enterprise_linux:containernetworking-plugins, p-cpe:/a:redhat:enterprise_linux:delve, p-cpe:/a:redhat:enterprise_linux:go-fdo-client, p-cpe:/a:redhat:enterprise_linux:go-fdo-server-manufacturer, p-cpe:/a:redhat:enterprise_linux:go-fdo-server-owner, p-cpe:/a:redhat:enterprise_linux:go-fdo-server-rendezvous, p-cpe:/a:redhat:enterprise_linux:go-fdo-server, p-cpe:/a:redhat:enterprise_linux:grafana-pcp, p-cpe:/a:redhat:enterprise_linux:grafana-selinux, p-cpe:/a:redhat:enterprise_linux:grafana, p-cpe:/a:redhat:enterprise_linux:gvisor-tap-vsock-gvforwarder, p-cpe:/a:redhat:enterprise_linux:gvisor-tap-vsock, p-cpe:/a:redhat:enterprise_linux:image-builder, p-cpe:/a:redhat:enterprise_linux:oci-seccomp-bpf-hook, p-cpe:/a:redhat:enterprise_linux:rhc-devel, p-cpe:/a:redhat:enterprise_linux:rhc, p-cpe:/a:redhat:enterprise_linux:runc, p-cpe:/a:redhat:enterprise_linux:skopeo-tests, p-cpe:/a:redhat:enterprise_linux:skopeo, p-cpe:/a:redhat:enterprise_linux:toolbox-tests, p-cpe:/a:redhat:enterprise_linux:toolbox, p-cpe:/a:redhat:enterprise_linux:trustee-kbs, p-cpe:/a:redhat:enterprise_linux:weldr-client, p-cpe:/a:redhat:enterprise_linux:yggdrasil-worker-package-manager
必需的 KB 项: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier
易利用性: No known exploits are available
漏洞发布日期: 2026/5/7
参考资料信息
CVE: CVE-2026-33811