Google Chrome vulnerabilities

The Spellcheck API implementation in Google Chrome before 44.0.2403.89 does not use an HTTPS session for downloading a Hunspell dictionary, which allows man-in-the-middle attackers to deliver incorrect spelling suggestions or possibly have unspecified other impact via a crafted file, a related issue to CVE-2015-1263.

Blink, as used in Google Chrome before 44.0.2403.89, enables a quirks-mode exception that limits the cases in which a Cascading Style Sheets (CSS) document is required to have the text/css content type, which allows remote attackers to bypass the Same Origin Policy via a crafted web site, related to core/fetch/CSSStyleSheetResource.cpp.

Cross-site scripting (XSS) vulnerability in the V8ContextNativeHandler::GetModuleSystem function in extensions/renderer/v8_context_native_handler.cc in Google Chrome before 44.0.2403.89 allows remote attackers to inject arbitrary web script or HTML by leveraging the lack of a certain V8 context restriction, aka a Blink "Universal XSS (UXSS)."

The XSSAuditor::canonicalize function in core/html/parser/XSSAuditor.cpp in the XSS auditor in Blink, as used in Google Chrome before 44.0.2403.89, does not properly choose a truncation point, which makes it easier for remote attackers to obtain sensitive information via an unspecified linear-time attack.

The LocalFrame::isURLAllowed function in core/frame/LocalFrame.cpp in Blink, as used in Google Chrome before 44.0.2403.89, does not properly check for a page's maximum number of frames, which allows remote attackers to cause a denial of service (invalid count value and use-after-free) or possibly have unspecified other impact via crafted JavaScript code that makes many createElement calls for IFRAME elements.

Multiple integer overflows in the XML_GetBuffer function in Expat through 2.1.0, as used in Google Chrome before 44.0.2403.89 and other products, allow remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via crafted XML data, a related issue to CVE-2015-2716.

Multiple use-after-free vulnerabilities in fpdfsdk/src/javascript/Document.cpp in PDFium, as used in Google Chrome before 44.0.2403.89, allow remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted PDF document, related to the (1) Document::delay and (2) Document::DoFieldDelay functions.

core/loader/ImageLoader.cpp in Blink, as used in Google Chrome before 44.0.2403.89, does not properly determine the V8 context of a microtask, which allows remote attackers to bypass Content Security Policy (CSP) restrictions by providing an image from an unintended source.

SkPictureShader.cpp in Skia, as used in Google Chrome before 44.0.2403.89, allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging access to a renderer process and providing crafted serialized data.

Integer overflow in the CJBig2_Image::expand function in fxcodec/jbig2/JBig2_Image.cpp in PDFium, as used in Google Chrome before 44.0.2403.89, allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via large height and stride values.

content/browser/web_contents/web_contents_impl.cc in Google Chrome before 44.0.2403.89 does not ensure that a PDF document's modal dialog is closed upon navigation to an interstitial page, which allows remote attackers to spoof URLs via a crafted document, as demonstrated by the alert_dialog.pdf document.

Use-after-free vulnerability in the accessibility implementation in Google Chrome before 44.0.2403.89 allows remote attackers to cause a denial of service or possibly have unspecified other impact by leveraging lack of certain validity checks for accessibility-tree data structures.

Use-after-free vulnerability in content/browser/indexed_db/indexed_db_backing_store.cc in the IndexedDB implementation in Google Chrome before 44.0.2403.89 allows remote attackers to cause a denial of service or possibly have unspecified other impact by leveraging an abort action before a certain write operation.

Cross-site scripting (XSS) vulnerability in org/chromium/chrome/browser/UrlUtilities.java in Google Chrome before 44.0.2403.89 on Android allows remote attackers to inject arbitrary web script or HTML via a crafted intent: URL, as demonstrated by a trailing alert(document.cookie);// substring, aka "Universal XSS (UXSS)."

Google Chrome before 44.0.2403.89 does not ensure that the auto-open list omits all dangerous file types, which makes it easier for remote attackers to execute arbitrary code by providing a crafted file and leveraging a user's previous "Always open files of this type" choice, related to download_commands.cc and download_prefs.cc.

Heap-based buffer overflow in j2k.c in OpenJPEG before r3002, as used in PDFium in Google Chrome before 44.0.2403.89, allows remote attackers to cause a denial of service or possibly have unspecified other impact via invalid JPEG2000 data in a PDF document.

Use-after-free vulnerability in the GPU process implementation in Google Chrome before 44.0.2403.89 allows remote attackers to cause a denial of service or possibly have unspecified other impact by leveraging the continued availability of a GPUChannelHost data structure during Blink shutdown, related to content/browser/gpu/browser_gpu_channel_host_factory.cc and content/renderer/render_thread_impl.cc.

PDFium, as used in Google Chrome before 44.0.2403.89, does not properly handle certain out-of-memory conditions, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted PDF document that triggers a large memory allocation.

The ucnv_io_getConverterName function in common/ucnv_io.cpp in International Components for Unicode (ICU), as used in Google Chrome before 44.0.2403.89, mishandles converter names with initial x- substrings, which allows remote attackers to cause a denial of service (read of uninitialized memory) or possibly have unspecified other impact via a crafted file.

The DecodeHSTSPreloadRaw function in net/http/transport_security_state.cc in Google Chrome before 43.0.2357.130 does not properly canonicalize DNS hostnames before making comparisons to HSTS or HPKP preload entries, which allows remote attackers to bypass intended access restrictions via a string that (1) ends in a . (dot) character or (2) is not entirely lowercase.

bindings/scripts/v8_types.py in Blink, as used in Google Chrome before 43.0.2357.130, does not properly select a creation context for a return value's DOM wrapper, which allows remote attackers to bypass the Same Origin Policy via crafted JavaScript code, as demonstrated by use of a data: URL.

Blink, as used in Google Chrome before 43.0.2357.130, does not properly restrict the creation context during creation of a DOM wrapper, which allows remote attackers to bypass the Same Origin Policy via crafted JavaScript code that uses a Blink public API, related to WebArrayBufferConverter.cpp, WebBlob.cpp, WebDOMError.cpp, and WebDOMFileSystem.cpp.

content/browser/webui/content_web_ui_controller_factory.cc in Google Chrome before 43.0.2357.130 does not properly consider the scheme in determining whether a URL is associated with a WebUI SiteInstance, which allows remote attackers to bypass intended access restrictions via a similar URL, as demonstrated by use of http://gpu when there is a WebUI class for handling chrome://gpu requests.

The TLS protocol 1.2 and earlier, when a DHE_EXPORT ciphersuite is enabled on a server but not on a client, does not properly convey a DHE_EXPORT choice, which allows man-in-the-middle attackers to conduct cipher-downgrade attacks by rewriting a ClientHello with DHE replaced by DHE_EXPORT and then rewriting a ServerHello with DHE_EXPORT replaced by DHE, aka the "Logjam" issue.

Multiple unspecified vulnerabilities in Google V8 before 4.3.61.21, as used in Google Chrome before 43.0.2357.65, allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

Multiple unspecified vulnerabilities in Google Chrome before 43.0.2357.65 allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

Cross-site scripting (XSS) vulnerability in Google Chrome before 43.0.2357.65 allows user-assisted remote attackers to inject arbitrary web script or HTML via crafted data that is improperly handled by the Bookmarks feature.

The Spellcheck API implementation in Google Chrome before 43.0.2357.65 does not use an HTTPS session for downloading a Hunspell dictionary, which allows man-in-the-middle attackers to deliver incorrect spelling suggestions or possibly have unspecified other impact via a crafted file.

platform/fonts/shaping/HarfBuzzShaper.cpp in Blink, as used in Google Chrome before 43.0.2357.65, does not initialize a certain width field, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted Unicode text.

android/java/src/org/chromium/chrome/browser/WebsiteSettingsPopup.java in Google Chrome before 43.0.2357.65 on Android does not properly restrict use of a URL's fragment identifier during construction of a page-info popup, which allows remote attackers to spoof the URL bar or deliver misleading popup content via crafted text.

Multiple use-after-free vulnerabilities in content/renderer/media/user_media_client_impl.cc in the WebRTC implementation in Google Chrome before 43.0.2357.65 allow remote attackers to cause a denial of service or possibly have unspecified other impact via crafted JavaScript code that executes upon completion of a getUserMedia request.

PDFium, as used in Google Chrome before 43.0.2357.65, does not properly initialize memory, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.

Google Chrome before 43.0.2357.65 relies on libvpx code that was not built with an appropriate --size-limit value, which allows remote attackers to trigger a negative value for a size field, and consequently cause a denial of service or possibly have unspecified other impact, via a crafted frame size in VP9 video data.

platform/graphics/filters/FEColorMatrix.cpp in the SVG implementation in Blink, as used in Google Chrome before 43.0.2357.65, does not properly handle an insufficient number of values in an feColorMatrix filter, which allows remote attackers to cause a denial of service (container overflow) or possibly have unspecified other impact via a crafted document.

Use-after-free vulnerability in the SVG implementation in Blink, as used in Google Chrome before 43.0.2357.65, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted document that leverages improper handling of a shadow tree for a use element.

Use-after-free vulnerability in content/renderer/media/webaudio_capturer_source.cc in the WebAudio implementation in Google Chrome before 43.0.2357.65 allows remote attackers to cause a denial of service (heap memory corruption) or possibly have unspecified other impact by leveraging improper handling of a stop action for an audio track.

core/dom/Document.cpp in Blink, as used in Google Chrome before 43.0.2357.65, enables the inheritance of the designMode attribute, which allows remote attackers to bypass the Same Origin Policy by leveraging the availability of editing.

core/html/parser/HTMLConstructionSite.cpp in the DOM implementation in Blink, as used in Google Chrome before 43.0.2357.65, allows remote attackers to bypass the Same Origin Policy via crafted JavaScript code that appends a child to a SCRIPT element, related to the insert and executeReparentTask functions.

common/partial_circular_buffer.cc in Google Chrome before 43.0.2357.65 does not properly handle wraps, which allows remote attackers to bypass a sandbox protection mechanism or cause a denial of service (out-of-bounds write) via vectors that trigger a write operation with a large amount of data, related to the PartialCircularBuffer::Write and PartialCircularBuffer::DoWrite functions.

Use-after-free vulnerability in the SpeechRecognitionClient implementation in the Speech subsystem in Google Chrome before 43.0.2357.65 allows remote attackers to execute arbitrary code via a crafted document.

Multiple unspecified vulnerabilities in Google Chrome before 42.0.2311.135 allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

Use-after-free vulnerability in the MutationObserver::disconnect function in core/dom/MutationObserver.cpp in the DOM implementation in Blink, as used in Google Chrome before 42.0.2311.135, allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering an attempt to unregister a MutationObserver object that is not currently registered.

Google Chrome before 42.0.2311.90 does not always ask the user before proceeding with CONTENT_SETTINGS_TYPE_FULLSCREEN and CONTENT_SETTINGS_TYPE_MOUSELOCK changes, which allows user-assisted remote attackers to cause a denial of service (UI disruption) by constructing a crafted HTML document containing JavaScript code with requestFullScreen and requestPointerLock calls, and arranging for the user to access this document with a file: URL.

The NaClSandbox::InitializeLayerTwoSandbox function in components/nacl/loader/sandbox_linux/nacl_sandbox_linux.cc in Google Chrome before 42.0.2311.90 does not have RLIMIT_AS and RLIMIT_DATA limits for Native Client (aka NaCl) processes, which might make it easier for remote attackers to conduct row-hammer attacks or have unspecified other impact by leveraging the ability to run a crafted program in the NaCl sandbox.

browser/ui/website_settings/website_settings.cc in Google Chrome before 42.0.2311.90 does not always display "Media: Allowed by you" in a Permissions table after the user has granted camera permission to a web site, which might make it easier for user-assisted remote attackers to obtain sensitive video data from a device's physical environment via a crafted web site that turns on the camera at a time when the user believes that camera access is prohibited.

Multiple unspecified vulnerabilities in Google V8 before 4.2.77.14, as used in Google Chrome before 42.0.2311.90, allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

Multiple unspecified vulnerabilities in Google Chrome before 42.0.2311.90 allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

The FileSystem API in Google Chrome before 40.0.2214.91 allows remote attackers to bypass the SafeBrowsing for Executable Files protection mechanism by creating a .exe file in a temporary filesystem and then referencing this file with a filesystem:http: URL.

The SearchEngineTabHelper::OnPageHasOSDD function in browser/ui/search_engines/search_engine_tab_helper.cc in Google Chrome before 42.0.2311.90 does not prevent use of a file: URL for an OpenSearch descriptor XML document, which might allow remote attackers to obtain sensitive information from local files via a crafted (1) http or (2) https web site.

Blink, as used in Google Chrome before 42.0.2311.90, allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors.