Debian dsa-6424：libxen-dev - 安全更新
critical Nessus 插件 ID 333555
语言：
简介
远程 Debian 主机上缺少一个或多个与安全性相关的更新。描述
远程 Debian 13 主机上存在安装的程序包，该程序包受到 dsa-6424 公告中提及的多个漏洞的影响。- ------------------------------------------------------------------------- Debian 安全公告 DSA-6424-1 [email protected] https://www.debian.org/security/Moritz Muehlenhoff 2026 年 8 月 9 日 https://www.debian.org/security/faq
- -------------------------------------------------------------------------
程序包：xen CVE ID： CVE-2025-10263 CVE-2025-54505 CVE-2025-54518 CVE-2026-23554 CVE-2026-23555 CVE-2026-23556 CVE-2026-23557 CVE-2026-23558 CVE-2026-42487 CVE-2026-42488 CVE-2026-42489 CVE-2026-42490 CVE-2026-42493 CVE-2026-42494 CVE-2026-42495 CVE-2026-62423 CVE-2026-62424 CVE-2026-62425 CVE-2026-62426 CVE-2026-62427 CVE-2026-62428 CVE-2026-62429 CVE-2026-62430 CVE-2026-62431 CVE-2026-62432 CVE-2026-62433 CVE-2026-62434 CVE-2026-62435 CVE-2026-62436
已在 Xen 管理程序中发现多个漏洞，可导致权限升级、信息泄露或拒绝服务。
对于稳定发行版本 （trixie），已在版本 4.20.3+127-gc42374a105-0+deb13u1 中修复这些问题。
建议您升级 xen 程序包。
如需了解 xen 的详细安全状态，请参阅其安全跟踪页面：
https://security-tracker.debian.org/tracker/xen
有关 Debian 安全公告、如何将这些更新应用到系统以及常见问题解答的更多信息，请访问以下网址：https://www.debian.org/security/
邮件列表：[email protected]
Tenable 已直接从 Debian 安全公告中提取上述描述块。
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
升级 libxen-dev 程序包。另见
https://packages.debian.org/source/trixie/xen
https://security-tracker.debian.org/tracker/CVE-2025-10263
https://security-tracker.debian.org/tracker/CVE-2025-54505
https://security-tracker.debian.org/tracker/CVE-2025-54518
https://security-tracker.debian.org/tracker/CVE-2026-23554
https://security-tracker.debian.org/tracker/CVE-2026-23555
https://security-tracker.debian.org/tracker/CVE-2026-23556
https://security-tracker.debian.org/tracker/CVE-2026-23557
https://security-tracker.debian.org/tracker/CVE-2026-23558
https://security-tracker.debian.org/tracker/CVE-2026-42487
https://security-tracker.debian.org/tracker/CVE-2026-42488
https://security-tracker.debian.org/tracker/CVE-2026-42489
https://security-tracker.debian.org/tracker/CVE-2026-42490
https://security-tracker.debian.org/tracker/CVE-2026-42493
https://security-tracker.debian.org/tracker/CVE-2026-42494
https://security-tracker.debian.org/tracker/CVE-2026-42495
https://security-tracker.debian.org/tracker/CVE-2026-62423
https://security-tracker.debian.org/tracker/CVE-2026-62424
https://security-tracker.debian.org/tracker/CVE-2026-62425
https://security-tracker.debian.org/tracker/CVE-2026-62426
https://security-tracker.debian.org/tracker/CVE-2026-62427
https://security-tracker.debian.org/tracker/CVE-2026-62428
https://security-tracker.debian.org/tracker/CVE-2026-62429
https://security-tracker.debian.org/tracker/CVE-2026-62430
https://security-tracker.debian.org/tracker/CVE-2026-62431
https://security-tracker.debian.org/tracker/CVE-2026-62432
https://security-tracker.debian.org/tracker/CVE-2026-62433
https://security-tracker.debian.org/tracker/CVE-2026-62434
https://security-tracker.debian.org/tracker/CVE-2026-62435
https://security-tracker.debian.org/tracker/CVE-2026-62436
https://security-tracker.debian.org/tracker/source-package/xen
插件详情
严重性: Critical
ID: 333555
文件名: debian_DSA-6424.nasl
版本: 1.1
类型: Local
代理: unix
发布时间: 2026/8/9
最近更新时间: 2026/8/9
支持的传感器: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus
风险信息
VPR
风险因素: High
分数: 7.5
百分位: 98.4
CVSS v2
风险因素: Medium
基本分数: 4.9
时间分数: 3.6
矢量: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C
CVSS 分数来源: CVE-2026-23555
CVSS v3
风险因素: High
基本分数: 7.1
时间分数: 6.2
矢量: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
时间矢量: CVSS:3.0/E:U/RL:O/RC:C
CVSS v4
风险因素: Critical
Base Score: 9.4
Threat Score: 7.6
Threat Vector: CVSS:4.0/E:U
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CVSS 分数来源: CVE-2026-23556
漏洞信息
CPE: cpe:/o:debian:debian_linux:13.0, p-cpe:/a:debian:debian_linux:libxen-dev, p-cpe:/a:debian:debian_linux:libxencall1, p-cpe:/a:debian:debian_linux:libxendevicemodel1, p-cpe:/a:debian:debian_linux:libxenevtchn1, p-cpe:/a:debian:debian_linux:libxenforeignmemory1, p-cpe:/a:debian:debian_linux:libxengnttab1, p-cpe:/a:debian:debian_linux:libxenhypfs1, p-cpe:/a:debian:debian_linux:libxenmisc4.20, p-cpe:/a:debian:debian_linux:libxenstore4, p-cpe:/a:debian:debian_linux:libxentoolcore1, p-cpe:/a:debian:debian_linux:libxentoollog1, p-cpe:/a:debian:debian_linux:xen-doc, p-cpe:/a:debian:debian_linux:xen-hypervisor-4.20-amd64-dbg, p-cpe:/a:debian:debian_linux:xen-hypervisor-4.20-amd64, p-cpe:/a:debian:debian_linux:xen-hypervisor-4.20-arm64-dbg, p-cpe:/a:debian:debian_linux:xen-hypervisor-4.20-arm64, p-cpe:/a:debian:debian_linux:xen-hypervisor-common, p-cpe:/a:debian:debian_linux:xen-system-amd64, p-cpe:/a:debian:debian_linux:xen-system-arm64, p-cpe:/a:debian:debian_linux:xen-utils-4.20-dbg, p-cpe:/a:debian:debian_linux:xen-utils-4.20, p-cpe:/a:debian:debian_linux:xen-utils-common, p-cpe:/a:debian:debian_linux:xenstore-utils
必需的 KB 项: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l
易利用性: No known exploits are available
补丁发布日期: 2026/8/9
漏洞发布日期: 2026/3/19
参考资料信息
CVE: CVE-2025-10263, CVE-2025-54505, CVE-2025-54518, CVE-2026-23554, CVE-2026-23555, CVE-2026-23556, CVE-2026-23557, CVE-2026-23558, CVE-2026-42487, CVE-2026-42488, CVE-2026-42489, CVE-2026-42490, CVE-2026-42493, CVE-2026-42494, CVE-2026-42495, CVE-2026-62423, CVE-2026-62424, CVE-2026-62425, CVE-2026-62426, CVE-2026-62427, CVE-2026-62428, CVE-2026-62429, CVE-2026-62430, CVE-2026-62431, CVE-2026-62432, CVE-2026-62433, CVE-2026-62434, CVE-2026-62435, CVE-2026-62436