Google Chrome before 40.0.2214.91, when the Harmony proxy in Google V8 is enabled, allows remote attackers to bypass the Same Origin Policy via crafted JavaScript code with Proxy.create and console.log calls, related to HTTP responses that lack an "X-Content-Type-Options: nosniff" header.

The Fonts implementation in Google Chrome before 40.0.2214.91 allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via unknown vectors.

Multiple off-by-one errors in libavcodec/vorbisdec.c in FFmpeg before 2.4.2, as used in Google Chrome before 40.0.2214.91, allow remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted Vorbis I data.

Use-after-free vulnerability in the ZoomBubbleView::Close function in browser/ui/views/location_bar/zoom_bubble_view.cc in the Views implementation in Google Chrome before 40.0.2214.91 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted document that triggers improper maintenance of a zoom bubble.

Use-after-free vulnerability in browser/speech/tts_message_filter.cc in the Speech implementation in Google Chrome before 40.0.2214.91 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors involving utterances from a closed tab.

Use-after-free vulnerability in the DOM implementation in Blink, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to unexpected absence of document data structures.

Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.

Use-after-free vulnerability in the Element::detach function in core/dom/Element.cpp in the DOM implementation in Blink, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors involving pending updates of detached elements.

factory.cc in Google V8, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via crafted JavaScript code that triggers improper maintenance of backing-store pointers.

Use-after-free vulnerability in core/events/TreeScopeEventContext.cpp in the DOM implementation in Blink, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted JavaScript code that triggers improper maintenance of TreeScope data.

Use-after-free vulnerability in the HTMLScriptElement::didMoveToNewDocument function in core/html/HTMLScriptElement.cpp in the DOM implementation in Blink, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors involving movement of a SCRIPT element across documents.

hydrogen.cc in Google V8, as used Google Chrome before 40.0.2214.91, does not properly handle arrays with holes, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via crafted JavaScript code that triggers an array copy.

The SimplifiedLowering::DoLoadBuffer function in compiler/simplified-lowering.cc in Google V8, as used in Google Chrome before 40.0.2214.91, does not properly choose an integer data type, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via crafted JavaScript code.

The Regular Expressions package in International Components for Unicode (ICU) 52 before SVN revision 292944, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via vectors related to a zero-length quantifier.

Use-after-free vulnerability in the WebAudio implementation in Blink, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors that trigger an audio-rendering thread in which AudioNode data is improperly maintained.

Use-after-free vulnerability in the IndexedDB implementation in Google Chrome before 40.0.2214.91 allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering duplicate BLOB references, related to content/browser/indexed_db/indexed_db_callbacks.cc and content/browser/indexed_db/indexed_db_dispatcher_host.cc.

The Regular Expressions package in International Components for Unicode (ICU) 52 before SVN revision 292944, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via vectors related to a look-behind expression.

Multiple unspecified vulnerabilities in Google Chrome before 39.0.2171.65 allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

effects/SkDashPathEffect.cpp in Skia, as used in Google Chrome before 39.0.2171.65, computes a hash key using uninitialized integer values, which might allow remote attackers to cause a denial of service by rendering crafted data.

Multiple integer overflows in the CheckMov function in media/base/container_names.cc in Google Chrome before 39.0.2171.65 allow remote attackers to cause a denial of service or possibly have unspecified other impact via a large atom in (1) MPEG-4 or (2) QuickTime .mov data.