Linux Distros 未修补的漏洞:CVE-2026-42250

medium Nessus 插件 ID 318082

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。

- bzip2 的 bzip2recover 实用工具中包含一个 offbyone 错误。当处理特制的文件时,应用程序会对全局缓冲区执行越界写入,从而导致内存损坏和崩溃(拒绝服务)。此问题已在 bzip2 patch 35d122a3df8b0cc4082a4d89fdc6ee99f375fe67 (CVE-2026-42250) 中修复

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-2026-42250

https://security-tracker.debian.org/tracker/CVE-2026-42250

https://ubuntu.com/security/CVE-2026-42250

插件详情

严重性: Medium

ID: 318082

文件名: unpatched_CVE_2026_42250.nasl

版本: 1.4

类型: Local

代理: unix

系列: Misc.

发布时间: 2026/6/1

最近更新时间: 2026/6/9

支持的传感器: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

风险信息

VPR

风险因素: Low

分数: 3

百分位: 23.77

CVSS v2

风险因素: Medium

基本分数: 4.3

时间分数: 3.7

矢量: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS 分数来源: CVE-2026-42250

CVSS v3

风险因素: Medium

基本分数: 5.5

时间分数: 5.1

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

时间矢量: CVSS:3.0/E:U/RL:U/RC:C

CVSS v4

风险因素: Medium

Base Score: 4.8

Threat Score: 1.1

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

漏洞信息

CPE: cpe:/o:debian:debian_linux:11.0, cpe:/o:centos:centos:7, cpe:/o:redhat:enterprise_linux:6, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:8, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:centos:centos:bzip2, p-cpe:/a:centos:centos:bzip2-devel, p-cpe:/a:centos:centos:bzip2-libs, p-cpe:/a:centos:centos:gjs, p-cpe:/a:centos:centos:gjs-devel, p-cpe:/a:debian:debian_linux:bzip2, p-cpe:/a:redhat:enterprise_linux:bzip2, p-cpe:/a:redhat:enterprise_linux:bzip2-devel, p-cpe:/a:redhat:enterprise_linux:bzip2-libs, p-cpe:/a:redhat:enterprise_linux:gjs, p-cpe:/a:redhat:enterprise_linux:gjs-devel, p-cpe:/a:redhat:enterprise_linux:mozjs60, p-cpe:/a:redhat:enterprise_linux:mozjs60-devel, p-cpe:/a:canonical:ubuntu_linux:bzip2, cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:mozjs60, p-cpe:/a:centos:centos:mozjs60-devel, p-cpe:/a:redhat:enterprise_linux:mingw32-bzip2, p-cpe:/a:redhat:enterprise_linux:mingw32-bzip2-static, p-cpe:/a:redhat:enterprise_linux:mingw64-bzip2, p-cpe:/a:redhat:enterprise_linux:mingw64-bzip2-static, p-cpe:/a:centos:centos:mingw32-bzip2, p-cpe:/a:centos:centos:mingw32-bzip2-static, p-cpe:/a:centos:centos:mingw64-bzip2, p-cpe:/a:centos:centos:mingw64-bzip2-static, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, cpe:/o:redhat:enterprise_linux:9, cpe:/o:debian:debian_linux:12.0, p-cpe:/a:redhat:enterprise_linux:mingw-bzip2, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, cpe:/o:debian:debian_linux:13.0, p-cpe:/a:redhat:enterprise_linux:trustee-guest-components, cpe:/o:redhat:enterprise_linux:10, cpe:/o:debian:debian_linux:14.0, p-cpe:/a:centos:centos:trustee-guest-components, p-cpe:/a:redhat:enterprise_linux:sequoia-sq, p-cpe:/a:centos:centos:sequoia-sq, cpe:/o:canonical:ubuntu_linux:25.10, p-cpe:/a:centos:centos:libkrun, p-cpe:/a:redhat:enterprise_linux:libkrun, cpe:/o:canonical:ubuntu_linux:26.04:-:lts, p-cpe:/a:centos:centos:trustee-kbs, p-cpe:/a:redhat:enterprise_linux:trustee-kbs, p-cpe:/a:centos:centos:goose, p-cpe:/a:centos:centos:mingw-bzip2, p-cpe:/a:redhat:enterprise_linux:goose

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

易利用性: No known exploits are available

漏洞发布日期: 2026/5/28

参考资料信息

CVE: CVE-2026-42250