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.

Detections

Analytics

SUSE SLED15 / SLES15 Security Update : webkit2gtk3 (SUSE-SU-2018:2752-1)

critical Nessus Plugin ID 120100

Version 1.5