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.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The version of Apple Safari installed on the remote macOS or Mac OS X host is prior to 11.1.2. It is, therefore, affected by multiple vulnerabilities as described in the HT208695 security advisory.

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.

According to its banner, the version of Apple TV on the remote device is prior to 11.4.1. It is, therefore, affected by multiple vulnerabilities as described in the HT208936 security advisory.

Note that only 4th and 5th generation models are affected by these vulnerabilities.

The version of Apple iOS running on the mobile device is prior to 11.4.1. It is, therefore, affected by multiple vulnerabilities.

The version of Apple iTunes installed on the remote Windows host is prior to 12.8. It is, therefore, affected by multiple vulnerabilities as referenced in the HT208933 advisory.

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

The version of Apple iTunes installed on the remote Windows host is prior to 12.8. It is, therefore, affected by multiple vulnerabilities in WebKit as referenced in the HT208933 advisory.

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

The version of Apple Safari installed on the remote host is prior to 11.1.2. It is, therefore, affected by multiple vulnerabilities as described in the HT208695 security advisory.

ID	Name	Product	Family	Published	Updated	Severity
120100	SUSE SLED15 / SLES15 Security Update : webkit2gtk3 (SUSE-SU-2018:2752-1)	Nessus	SuSE Local Security Checks	1/2/2019	1/13/2021	critical
111109	macOS : Apple Safari < 11.1.2 Multiple Vulnerabilities	Nessus	MacOS X Local Security Checks	7/16/2018	11/4/2019	high
117656	openSUSE Security Update : webkit2gtk3 (openSUSE-2018-1025)	Nessus	SuSE Local Security Checks	9/24/2018	1/19/2021	critical
111110	Apple TV < 11.4.1 Multiple Vulnerabilities	Nessus	Misc.	7/16/2018	11/4/2019	high
111218	Apple iOS < 11.4.1 Multiple Vulnerabilities	Nessus	Mobile Devices	7/20/2018	4/8/2024	high
111105	Apple iTunes < 12.8 Multiple Vulnerabilities (credentialed check)	Nessus	Windows	7/16/2018	11/4/2019	high
117878	Apple iTunes < 12.8 Multiple Vulnerabilities (uncredentialed check)	Nessus	Peer-To-Peer File Sharing	10/2/2018	11/1/2019	high
123306	openSUSE Security Update : webkit2gtk3 (openSUSE-2019-705)	Nessus	SuSE Local Security Checks	3/27/2019	1/19/2021	critical
700551	Apple iOS < 11.4.1 Multiple Vulnerabilities	Nessus Network Monitor	Mobile Devices	4/17/2019	4/17/2019	critical
700504	Apple Safari < 11.1.2 Multiple Vulnerabilities	Nessus Network Monitor	Web Clients	4/8/2019	4/8/2019	high

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