Debian DLA-2895-1:qt4-x11 - LTS 安全更新

high Nessus 插件 ID 157047

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 9 主机上安装的多个程序包受到 dla-2895 公告中提及的多个漏洞影响。

- Qt 5.0.0 版至 5.15.2 版和 6.0.0 版至 6.2.1 版的 Qt SVG 的 QtPrivate: : QCommonArrayOps<QPainterPath: : Element>: : growAppend(调用自 QPainterPath: : addPath 和 QPathClipper: : intersect)中存在越界写入漏洞。(CVE-2021-45930)

- 在 Qt 中发现一个缺陷。在 Qt/Qtbase 中 qt/qtbase/src/gui/painting/qdrawhelper_p.h 的 QRadialFetchSimd 中发现越界读取漏洞。当渲染和显示特制的可缩放矢量图形 (SVG) 文件时,此缺陷可导致未经授权的内存访问。此漏洞对于数据机密性和服务可用性威胁最大。(CVE-2021-3481)

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

升级 qt4-x11 程序包。

针对 Debian 9 Stretch,这些问题已在版本 4 中解决

另见

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=986798

https://security-tracker.debian.org/tracker/source-package/qt4-x11

https://www.debian.org/lts/security/2022/dla-2895

https://security-tracker.debian.org/tracker/CVE-2021-3481

https://security-tracker.debian.org/tracker/CVE-2021-45930

https://packages.debian.org/source/stretch/qt4-x11

插件详情

严重性: High

ID: 157047

文件名: debian_DLA-2895.nasl

版本: 1.6

类型: local

代理: unix

发布时间: 2022/1/24

最近更新时间: 2023/11/20

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

风险信息

VPR

风险因素: Medium

分数: 6.0

CVSS v2

风险因素: Medium

基本分数: 4.3

时间分数: 3.4

矢量: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS 分数来源: CVE-2021-45930

CVSS v3

风险因素: High

基本分数: 7.1

时间分数: 6.4

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

时间矢量: CVSS:3.0/E:P/RL:O/RC:C

CVSS 分数来源: CVE-2021-3481

漏洞信息

CPE: p-cpe:/a:debian:debian_linux:libqtdbus4, p-cpe:/a:debian:debian_linux:libqtgui4, p-cpe:/a:debian:debian_linux:qdbus, p-cpe:/a:debian:debian_linux:qt4-bin-dbg, p-cpe:/a:debian:debian_linux:qt4-default, p-cpe:/a:debian:debian_linux:qt4-demos, p-cpe:/a:debian:debian_linux:qt4-demos-dbg, p-cpe:/a:debian:debian_linux:qt4-designer, p-cpe:/a:debian:debian_linux:qt4-dev-tools, p-cpe:/a:debian:debian_linux:qt4-doc, p-cpe:/a:debian:debian_linux:qt4-doc-html, p-cpe:/a:debian:debian_linux:qt4-linguist-tools, p-cpe:/a:debian:debian_linux:qt4-qmake, p-cpe:/a:debian:debian_linux:qt4-qmlviewer, p-cpe:/a:debian:debian_linux:qt4-qtconfig, p-cpe:/a:debian:debian_linux:qtcore4-l10n, cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:libqt4-dbg, p-cpe:/a:debian:debian_linux:libqt4-dbus, p-cpe:/a:debian:debian_linux:libqt4-declarative, p-cpe:/a:debian:debian_linux:libqt4-declarative-folderlistmodel, p-cpe:/a:debian:debian_linux:libqt4-declarative-gestures, p-cpe:/a:debian:debian_linux:libqt4-declarative-particles, p-cpe:/a:debian:debian_linux:libqt4-declarative-shaders, p-cpe:/a:debian:debian_linux:libqt4-designer, p-cpe:/a:debian:debian_linux:libqt4-designer-dbg, p-cpe:/a:debian:debian_linux:libqt4-dev, p-cpe:/a:debian:debian_linux:libqt4-dev-bin, p-cpe:/a:debian:debian_linux:libqt4-help, p-cpe:/a:debian:debian_linux:libqt4-network, p-cpe:/a:debian:debian_linux:libqt4-opengl, p-cpe:/a:debian:debian_linux:libqt4-opengl-dev, p-cpe:/a:debian:debian_linux:libqt4-phonon, p-cpe:/a:debian:debian_linux:libqt4-qt3support, p-cpe:/a:debian:debian_linux:libqt4-qt3support-dbg, p-cpe:/a:debian:debian_linux:libqt4-script, p-cpe:/a:debian:debian_linux:libqt4-script-dbg, p-cpe:/a:debian:debian_linux:libqt4-scripttools, p-cpe:/a:debian:debian_linux:libqt4-sql, p-cpe:/a:debian:debian_linux:libqt4-sql-ibase, p-cpe:/a:debian:debian_linux:libqt4-sql-mysql, p-cpe:/a:debian:debian_linux:libqt4-sql-odbc, p-cpe:/a:debian:debian_linux:libqt4-sql-psql, p-cpe:/a:debian:debian_linux:libqt4-sql-sqlite, p-cpe:/a:debian:debian_linux:libqt4-sql-sqlite2, p-cpe:/a:debian:debian_linux:libqt4-sql-tds, p-cpe:/a:debian:debian_linux:libqt4-svg, p-cpe:/a:debian:debian_linux:libqt4-test, p-cpe:/a:debian:debian_linux:libqt4-xml, p-cpe:/a:debian:debian_linux:libqt4-xmlpatterns, p-cpe:/a:debian:debian_linux:libqt4-xmlpatterns-dbg, p-cpe:/a:debian:debian_linux:libqtcore4

必需的 KB 项: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

可利用: true

易利用性: Exploits are available

补丁发布日期: 2022/1/24

漏洞发布日期: 2021/11/9

参考资料信息

CVE: CVE-2021-3481, CVE-2021-45930