Rocky Linux 8 : GNOME (RLSA-2021:4381)

critical Nessus Plugin ID 157823

Synopsis

The remote Rocky Linux host is missing one or more security updates.

Description

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2021:4381 advisory.

- A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage. (CVE-2021-21775)

- A use-after-free vulnerability exists in the way Webkit's GraphicsContext handles certain events in WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability.
(CVE-2021-21779)

- An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially crafted HTML web page can cause a use-after-free condition, resulting in remote code execution. The victim needs to visit a malicious web site to trigger the vulnerability. (CVE-2021-21806)

- An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30663)

- A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS 7.4.1, iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.. (CVE-2021-30665)

- A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to leak sensitive user information. (CVE-2021-30682)

- A logic issue was addressed with improved state management. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing maliciously crafted web content may lead to universal cross site scripting. (CVE-2021-30689)

- A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious website may be able to access restricted ports on arbitrary servers. (CVE-2021-30720)

- Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30734, CVE-2021-30749)

- Description: A cross-origin issue with iframe elements was addressed with improved tracking of security origins. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing maliciously crafted web content may lead to universal cross site scripting.
(CVE-2021-30744)

- A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30758)

- A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30795)

- This issue was addressed with improved checks. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to code execution.
(CVE-2021-30797)

- Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30799)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: Critical

ID: 157823

File Name: rocky_linux_RLSA-2021-4381.nasl

Version: 1.6

Type: local

Family: Rocky Linux Local Security Checks

Published: 2/9/2022

Updated: 11/8/2023

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.7

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2021-30799

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

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

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

CVSS Score Source: CVE-2021-1871

Vulnerability Information

CPE: p-cpe:/a:rocky:linux:gnome-shell-extension-gesture-inhibitor, p-cpe:/a:rocky:linux:gnome-calculator-debugsource, p-cpe:/a:rocky:linux:gnome-shell-extension-user-theme, p-cpe:/a:rocky:linux:accountsservice-libs-debuginfo, p-cpe:/a:rocky:linux:gnome-shell-extension-places-menu, p-cpe:/a:rocky:linux:webkit2gtk3-jsc-devel, p-cpe:/a:rocky:linux:gtk3, p-cpe:/a:rocky:linux:gnome-online-accounts, p-cpe:/a:rocky:linux:gnome-shell-extension-dash-to-dock, p-cpe:/a:rocky:linux:gnome-shell-extension-drive-menu, p-cpe:/a:rocky:linux:vino-debuginfo, p-cpe:/a:rocky:linux:gnome-shell-extension-native-window-placement, p-cpe:/a:rocky:linux:gnome-autoar-debugsource, p-cpe:/a:rocky:linux:gnome-classic-session, p-cpe:/a:rocky:linux:gnome-online-accounts-devel, p-cpe:/a:rocky:linux:gnome-control-center-debuginfo, p-cpe:/a:rocky:linux:gnome-autoar, p-cpe:/a:rocky:linux:gdm, p-cpe:/a:rocky:linux:gnome-session-wayland-session, p-cpe:/a:rocky:linux:gsettings-desktop-schemas, p-cpe:/a:rocky:linux:mutter, p-cpe:/a:rocky:linux:gnome-shell, p-cpe:/a:rocky:linux:gnome-shell-extension-common, p-cpe:/a:rocky:linux:gnome-online-accounts-debuginfo, p-cpe:/a:rocky:linux:gtk-update-icon-cache, p-cpe:/a:rocky:linux:gnome-shell-extension-windowsnavigator, p-cpe:/a:rocky:linux:gnome-shell-extension-auto-move-windows, p-cpe:/a:rocky:linux:mutter-debuginfo, p-cpe:/a:rocky:linux:gnome-session-xsession, p-cpe:/a:rocky:linux:gnome-control-center-debugsource, p-cpe:/a:rocky:linux:webkit2gtk3-debugsource, p-cpe:/a:rocky:linux:gnome-session-debuginfo, p-cpe:/a:rocky:linux:accountsservice, p-cpe:/a:rocky:linux:webkit2gtk3-jsc-devel-debuginfo, p-cpe:/a:rocky:linux:gnome-software-devel, p-cpe:/a:rocky:linux:gnome-shell-extension-desktop-icons, p-cpe:/a:rocky:linux:accountsservice-debuginfo, p-cpe:/a:rocky:linux:libraw-devel, p-cpe:/a:rocky:linux:gnome-software-debuginfo, p-cpe:/a:rocky:linux:gnome-software, p-cpe:/a:rocky:linux:gnome-session-kiosk-session, p-cpe:/a:rocky:linux:gnome-calculator, p-cpe:/a:rocky:linux:gnome-shell-debugsource, p-cpe:/a:rocky:linux:webkit2gtk3-devel-debuginfo, p-cpe:/a:rocky:linux:gnome-software-debugsource, p-cpe:/a:rocky:linux:gnome-session-debugsource, p-cpe:/a:rocky:linux:gnome-control-center, p-cpe:/a:rocky:linux:gnome-settings-daemon-debuginfo, p-cpe:/a:rocky:linux:vino, p-cpe:/a:rocky:linux:mutter-devel, p-cpe:/a:rocky:linux:gdm-debugsource, p-cpe:/a:rocky:linux:webkit2gtk3, p-cpe:/a:rocky:linux:gnome-shell-extension-no-hot-corner, p-cpe:/a:rocky:linux:gtk-update-icon-cache-debuginfo, p-cpe:/a:rocky:linux:gnome-shell-extension-horizontal-workspaces, p-cpe:/a:rocky:linux:libraw-debugsource, p-cpe:/a:rocky:linux:gtk3-immodule-xim, p-cpe:/a:rocky:linux:gnome-shell-extension-panel-favorites, p-cpe:/a:rocky:linux:gtk3-debuginfo, p-cpe:/a:rocky:linux:gtk3-devel, p-cpe:/a:rocky:linux:gtk3-immodule-xim-debuginfo, p-cpe:/a:rocky:linux:gnome-shell-extension-systemmonitor, p-cpe:/a:rocky:linux:webkit2gtk3-jsc-debuginfo, p-cpe:/a:rocky:linux:gnome-shell-extension-disable-screenshield, p-cpe:/a:rocky:linux:gnome-shell-extension-window-list, p-cpe:/a:rocky:linux:vino-debugsource, p-cpe:/a:rocky:linux:gnome-online-accounts-debugsource, p-cpe:/a:rocky:linux:gsettings-desktop-schemas-devel, p-cpe:/a:rocky:linux:mutter-debugsource, p-cpe:/a:rocky:linux:accountsservice-devel, p-cpe:/a:rocky:linux:gnome-calculator-debuginfo, p-cpe:/a:rocky:linux:gnome-shell-extension-window-grouper, p-cpe:/a:rocky:linux:gtk3-debugsource, p-cpe:/a:rocky:linux:gnome-shell-extension-workspace-indicator, cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:gnome-control-center-filesystem, p-cpe:/a:rocky:linux:gnome-shell-debuginfo, p-cpe:/a:rocky:linux:webkit2gtk3-devel, p-cpe:/a:rocky:linux:gnome-shell-extension-launch-new-instance, p-cpe:/a:rocky:linux:webkit2gtk3-jsc, p-cpe:/a:rocky:linux:gdm-debuginfo, p-cpe:/a:rocky:linux:gnome-session, p-cpe:/a:rocky:linux:gnome-shell-extension-top-icons, p-cpe:/a:rocky:linux:gtk3-devel-debuginfo, p-cpe:/a:rocky:linux:gnome-shell-extension-apps-menu, p-cpe:/a:rocky:linux:webkit2gtk3-debuginfo, p-cpe:/a:rocky:linux:gnome-settings-daemon-debugsource, p-cpe:/a:rocky:linux:libraw, p-cpe:/a:rocky:linux:gnome-shell-extension-updates-dialog, p-cpe:/a:rocky:linux:libraw-debuginfo, p-cpe:/a:rocky:linux:accountsservice-libs, p-cpe:/a:rocky:linux:accountsservice-debugsource, p-cpe:/a:rocky:linux:gnome-settings-daemon, p-cpe:/a:rocky:linux:gnome-shell-extension-screenshot-window-sizer, p-cpe:/a:rocky:linux:gnome-autoar-debuginfo

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/16/2021

Vulnerability Publication Date: 4/29/2021

CISA Known Exploited Vulnerability Due Dates: 11/17/2021, 5/25/2022

Reference Information

CVE: CVE-2020-13558, CVE-2020-24870, CVE-2020-27918, CVE-2020-29623, CVE-2020-36241, CVE-2021-1765, CVE-2021-1788, CVE-2021-1789, CVE-2021-1799, CVE-2021-1801, CVE-2021-1844, CVE-2021-1870, CVE-2021-1871, CVE-2021-21775, CVE-2021-21779, CVE-2021-21806, CVE-2021-28650, CVE-2021-30663, CVE-2021-30665, CVE-2021-30682, CVE-2021-30689, CVE-2021-30720, CVE-2021-30734, CVE-2021-30744, CVE-2021-30749, CVE-2021-30758, CVE-2021-30795, CVE-2021-30797, CVE-2021-30799

IAVA: 2021-A-0212-S, 2021-A-0251-S, 2021-A-0349-S

Detections

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