openSUSE Security Update : webkit2gtk3 (openSUSE-2018-1025)

critical Nessus Plugin ID 117656
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote openSUSE host is missing a security update.

Description

This update for webkit2gtk3 to version 2.20.5 fixes the following issues :

Security issue fixed :

- CVE-2018-12911: Fix off-by-one in xdg_mime_get_simple_globs (bsc#1101999).

- CVE-2018-4261, CVE-2018-4262, CVE-2018-4263, CVE-2018-4264, CVE-2018-4265, CVE-2018-4267, CVE-2018-4272, CVE-2018-4284: Processing maliciously crafted web content may lead to arbitrary code execution. A memory corruption issue was addressed with improved memory handling.

- CVE-2018-4266: A malicious website may be able to cause a denial of service. A race condition was addressed with additional validation.

- CVE-2018-4270, CVE-2018-4271, CVE-2018-4273: Processing maliciously crafted web content may lead to an unexpected application crash. A memory corruption issue was addressed with improved input validation.

- CVE-2018-4278: A malicious website may exfiltrate audio data cross-origin. Sound fetched through audio elements may be exfiltrated cross-origin. This issue was addressed with improved audio taint tracking.

Other bugs fixed :

- Fix rendering artifacts in some websites due to a bug introduced in 2.20.4.

- Fix a crash when leaving accelerated compositing mode.

- Fix non-deterministic build failure due to missing JavaScriptCore/JSContextRef.h.

This update was imported from the SUSE:SLE-15:Update update project.

Solution

Update the affected webkit2gtk3 packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1101999

https://bugzilla.opensuse.org/show_bug.cgi?id=1104169

Plugin Details

Severity: Critical

ID: 117656

File Name: openSUSE-2018-1025.nasl

Version: 1.3

Type: local

Agent: unix

Published: 9/24/2018

Updated: 1/19/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3

Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libjavascriptcoregtk-4_0-18, p-cpe:/a:novell:opensuse:libjavascriptcoregtk-4_0-18-32bit, p-cpe:/a:novell:opensuse:libjavascriptcoregtk-4_0-18-32bit-debuginfo, p-cpe:/a:novell:opensuse:libjavascriptcoregtk-4_0-18-debuginfo, p-cpe:/a:novell:opensuse:libwebkit2gtk-4_0-37, p-cpe:/a:novell:opensuse:libwebkit2gtk-4_0-37-32bit, p-cpe:/a:novell:opensuse:libwebkit2gtk-4_0-37-32bit-debuginfo, p-cpe:/a:novell:opensuse:libwebkit2gtk-4_0-37-debuginfo, p-cpe:/a:novell:opensuse:libwebkit2gtk3-lang, p-cpe:/a:novell:opensuse:typelib-1_0-JavaScriptCore-4_0, p-cpe:/a:novell:opensuse:typelib-1_0-WebKit2-4_0, p-cpe:/a:novell:opensuse:typelib-1_0-WebKit2WebExtension-4_0, p-cpe:/a:novell:opensuse:webkit-jsc-4, p-cpe:/a:novell:opensuse:webkit-jsc-4-debuginfo, p-cpe:/a:novell:opensuse:webkit2gtk-4_0-injected-bundles, p-cpe:/a:novell:opensuse:webkit2gtk-4_0-injected-bundles-debuginfo, p-cpe:/a:novell:opensuse:webkit2gtk3-debugsource, p-cpe:/a:novell:opensuse:webkit2gtk3-devel, p-cpe:/a:novell:opensuse:webkit2gtk3-plugin-process-gtk2, p-cpe:/a:novell:opensuse:webkit2gtk3-plugin-process-gtk2-debuginfo, cpe:/o:novell:opensuse:15.0

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

Patch Publication Date: 9/21/2018

Reference Information

CVE: CVE-2018-12911, CVE-2018-4261, CVE-2018-4262, CVE-2018-4263, CVE-2018-4264, CVE-2018-4265, CVE-2018-4266, CVE-2018-4267, CVE-2018-4270, CVE-2018-4271, CVE-2018-4272, CVE-2018-4273, CVE-2018-4278, CVE-2018-4284