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Test ID:1.3.6.1.4.1.25623.1.0.852082
Category:SuSE Local Security Checks
Title:SuSE Update for webkit2gtk3 openSUSE-SU-2018:2781-1 (webkit2gtk3)
Summary:The remote host is missing an update for the 'webkit2gtk3'; package(s) announced via the openSUSE-SU-2018:2781_1 advisory.
Description:Summary:
The remote host is missing an update for the 'webkit2gtk3'
package(s) announced via the openSUSE-SU-2018:2781_1 advisory.

Vulnerability Insight:
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 web sites 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.


Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended
installation methods
like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.0:

zypper in -t patch openSUSE-2018-1025=1

Affected Software/OS:
webkit2gtk3 on openSUSE Leap 15.0.

Solution:
Please install the updated package(s).

CVSS Score:
5.0

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2018-4261
Common Vulnerability Exposure (CVE) ID: CVE-2018-4262
Common Vulnerability Exposure (CVE) ID: CVE-2018-4263
Common Vulnerability Exposure (CVE) ID: CVE-2018-4264
Common Vulnerability Exposure (CVE) ID: CVE-2018-4265
Common Vulnerability Exposure (CVE) ID: CVE-2018-4266
Common Vulnerability Exposure (CVE) ID: CVE-2018-4267
Common Vulnerability Exposure (CVE) ID: CVE-2018-4270
Common Vulnerability Exposure (CVE) ID: CVE-2018-4271
Common Vulnerability Exposure (CVE) ID: CVE-2018-4272
Common Vulnerability Exposure (CVE) ID: CVE-2018-4273
Common Vulnerability Exposure (CVE) ID: CVE-2018-4278
Common Vulnerability Exposure (CVE) ID: CVE-2018-4284
CopyrightCopyright (C) 2018 Greenbone Networks GmbH

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