Security update for Chromium (important)

This update for Chromium to version 66.0.3359.139 fixes the following
issues:

• CVE-2018-6118: Use after free in Media Cache (bsc#1091288)
• CVE-2018-6085: Use after free in Disk Cache
• CVE-2018-6086: Use after free in Disk Cache
• CVE-2018-6087: Use after free in WebAssembly
• CVE-2018-6088: Use after free in PDFium
• CVE-2018-6089: Same origin policy bypass in Service Worker
• CVE-2018-6090: Heap buffer overflow in Skia
• CVE-2018-6091: Incorrect handling of plug-ins by Service Worker
• CVE-2018-6092: Integer overflow in WebAssembly
• CVE-2018-6093: Same origin bypass in Service Worker
• CVE-2018-6094: Exploit hardening regression in Oilpan
• CVE-2018-6095: Lack of meaningful user interaction requirement before
  file upload
• CVE-2018-6096: Fullscreen UI spoof
• CVE-2018-6097: Fullscreen UI spoof
• CVE-2018-6098: URL spoof in Omnibox
• CVE-2018-6099: CORS bypass in ServiceWorker
• CVE-2018-6100: URL spoof in Omnibox
• CVE-2018-6101: Insufficient protection of remote debugging prototol in
  DevTools
• CVE-2018-6102: URL spoof in Omnibox
• CVE-2018-6103: UI spoof in Permissions
• CVE-2018-6104: URL spoof in Omnibox
• CVE-2018-6105: URL spoof in Omnibox
• CVE-2018-6106: Incorrect handling of promises in V8
• CVE-2018-6107: URL spoof in Omnibox
• CVE-2018-6108: URL spoof in Omnibox
• CVE-2018-6109: Incorrect handling of files by FileAPI
• CVE-2018-6110: Incorrect handling of plaintext files via file://
• CVE-2018-6111: Heap-use-after-free in DevTools
• CVE-2018-6112: Incorrect URL handling in DevTools
• CVE-2018-6113: URL spoof in Navigation
• CVE-2018-6114: CSP bypass
• CVE-2018-6115: SmartScreen bypass in downloads
• CVE-2018-6116: Incorrect low memory handling in WebAssembly
• CVE-2018-6117: Confusing autofill settings
• CVE-2017-11215: Use after free in Flash
• CVE-2017-11225: Use after free in Flash
• CVE-2018-6060: Use after free in Blink
• CVE-2018-6061: Race condition in V8
• CVE-2018-6062: Heap buffer overflow in Skia
• CVE-2018-6057: Incorrect permissions on shared memory
• CVE-2018-6063: Incorrect permissions on shared memory
• CVE-2018-6064: Type confusion in V8
• CVE-2018-6065: Integer overflow in V8
• CVE-2018-6066: Same Origin Bypass via canvas
• CVE-2018-6067: Buffer overflow in Skia
• CVE-2018-6068: Object lifecycle issues in Chrome Custom Tab
• CVE-2018-6069: Stack buffer overflow in Skia
• CVE-2018-6070: CSP bypass through extensions
• CVE-2018-6071: Heap bufffer overflow in Skia
• CVE-2018-6072: Integer overflow in PDFium
• CVE-2018-6073: Heap bufffer overflow in WebGL
• CVE-2018-6074: Mark-of-the-Web bypass
• CVE-2018-6075: Overly permissive cross origin downloads
• CVE-2018-6076: Incorrect handling of URL fragment identifiers in Blink
• CVE-2018-6077: Timing attack using SVG filters
• CVE-2018-6078: URL Spoof in OmniBox
• CVE-2018-6079: Information disclosure via texture data in WebGL
• CVE-2018-6080: Information disclosure in IPC call
• CVE-2018-6081: XSS in interstitials
• CVE-2018-6082: Circumvention of port blocking
• CVE-2018-6083: Incorrect processing of AppManifests
• bsc#1086124: Various fixes from internal audits, fuzzing and other
  initiatives

This update also supports mitigation against the Spectre vulnerabilities:

"Strict site isolation" is disabled for most users and can be turned on
via: chrome://flags/#enable-site-per-process

This feature is undergoing a small percentage trial. Out out of the trial
is possible via: chrome://flags/#site-isolation-trial-opt-out