Chrome V8 JIT GetSpecializationContext Type Confusion

Chrome: V8: JIT: Type confusion in GetSpecializationContext PoC: function optarg = = arg let tmp = opt.x; // LdaNamedProperty for ;; arg; yield; function inner tmp; break; for let i = 0; i arg; this; , opt let tmp = arg.x; for ;; arg; yield; tmp = inner tmp; ; for let i = 0; i 10000; i++ opt; Wha...

Chrome: V8: Integer overflow with PropertyArray

Here's a snippet of the MigrateFastToFast function which is used to create a new PropertyArray object. int numberoffields = newmap-NumberOfFields; int inobject = newmap-GetInObjectProperties; int unused = newmap-UnusedPropertyFields; ... int totalsize = numberoffields + unused; int external =...

Chrome: V8: TranslatedState::MaterializeCapturedObjectAt caching bug

Here'a snippet of TranslatedState::MaterializeCapturedObjectAt. case JSSETKEYVALUEITERATORTYPE: case JSSETVALUEITERATORTYPE: Handle object = Handle::cast isolate-factory-NewJSObjectFromMapmap, NOTTENURED; Handle properties = materializer.FieldAtvalueindex; Handle elements =...

Chrome V8 - 'PropertyArray' Integer Overflow

/ Here's a snippet of the MigrateFastToFast function which is used to create a new PropertyArray object. int numberoffields = newmap-NumberOfFields; int inobject = newmap-GetInObjectProperties; int unused = newmap-UnusedPropertyFields; ... int totalsize = numberoffields + unused; int external =...

Chrome V8 - TranslatedState::MaterializeCapturedObjectAt Type Confusion

Chrome V8 - TranslatedState::MaterializeCapturedObjectAt Type Confusion / Here'a snippet of TranslatedState::MaterializeCapturedObjectAt. case JSSETKEYVALUEITERATORTYPE: case JSSETVALUEITERATORTYPE: Handle object = Handle::cast isolate-factory-NewJSObjectFromMapmap, NOTTENURED; Handle properties ...

Chrome V8 TranslatedState::MaterializeCapturedObjectAt Caching Bug Exploit

Exploit for multiple platform in category dos / poc Chrome: V8: TranslatedState::MaterializeCapturedObjectAt caching bug Here'a snippet of TranslatedState::MaterializeCapturedObjectAt. case JSSETKEYVALUEITERATORTYPE: case JSSETVALUEITERATORTYPE: Handle object = Handle::cast...

Chrome V8 - PropertyArray Integer Overflow

Chrome V8 - PropertyArray Integer Overflow / Here's a snippet of the MigrateFastToFast function which is used to create a new PropertyArray object. int numberoffields = newmap-NumberOfFields; int inobject = newmap-GetInObjectProperties; int unused = newmap-UnusedPropertyFields; ... int totalsize ...

Chrome V8 PropertyArray Integer Overflow Exploit

Exploit for multiple platform in category dos / poc Chrome: V8: Integer overflow with PropertyArray There's a snippet of the MigrateFastToFast function which is used to create a new PropertyArray object. int numberoffields = newmap-NumberOfFields; int inobject = newmap-GetInObjectProperties; int...

Chrome V8 - 'TranslatedState::MaterializeCapturedObjectAt' Type Confusion

/ Here'a snippet of TranslatedState::MaterializeCapturedObjectAt. case JSSETKEYVALUEITERATORTYPE: case JSSETVALUEITERATORTYPE: Handle object = Handle::cast isolate-factory-NewJSObjectFromMapmap, NOTTENURED; Handle properties = materializer.FieldAtvalueindex; Handle elements =...

Chrome V8 TranslatedState::MaterializeCapturedObjectAt Caching Bug

Chrome: V8: TranslatedState::MaterializeCapturedObjectAt caching bug Here'a snippet of TranslatedState::MaterializeCapturedObjectAt. case JSSETKEYVALUEITERATORTYPE: case JSSETVALUEITERATORTYPE: Handle object = Handle::cast isolate-factory-NewJSObjectFromMapmap, NOTTENURED; Handle properties =...

Chrome V8 PropertyArray Integer Overflow

Chrome: V8: Integer overflow with PropertyArray There's a snippet of the MigrateFastToFast function which is used to create a new PropertyArray object. int numberoffields = newmap-NumberOfFields; int inobject = newmap-GetInObjectProperties; int unused = newmap-UnusedPropertyFields; ... int...

Google Chrome Unspecified Security Vulnerability (Feb 2018) - Mac OS X

Google Chrome is prone to an unspecified remote security vulnerability. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...

openSUSE: Security Advisory for chromium (openSUSE-SU-2018:0453-1)

The remote host is missing an update for the Copyright C 2018 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

Google Chrome Unspecified Security Vulnerability (Feb 2018) - Windows

Google Chrome is prone to an unspecified remote security vulnerability. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...

Security update for chromium (important)

This update for chromium to version 64.0.3282.167 fixes the following issue: CVE-2018-6056: Incorrect derived class instantiation in V8 bsc1080920...

Security update for chromium (important)

This update for chromium to version 64.0.3282.167 fixes the following issue: CVE-2018-6056: Incorrect derived class instantiation in V8 bsc1080920...

Chrome V8 - Runtime_RegExpReplace Integer Overflow

Chrome V8 - RuntimeRegExpReplace Integer Overflow / Here's a snippet of the method. ASSIGNRETURNFAILUREONEXCEPTION isolate, captureslengthobj, Object::ToLengthisolate, captureslengthobj; const int captureslength = PositiveNumberToUint32captureslengthobj; ... if functionalreplace const int argc =...

Google Chrome < 64.0.3282.167 Vulnerability

The version of Google Chrome installed on the remote Windows host is prior to 64.0.3282.167. It is, therefore, affected by a vulnerability as referenced in the 201802stable-channel-update-for-desktop13 advisory. - Type confusion could lead to a heap out-of-bounds write in V8 in Google Chrome prio...

Chrome V8 - Runtime_RegExpReplace Integer Overflow Exploit

Exploit for multiple platform in category dos / poc / Here's a snippet of the method. ASSIGNRETURNFAILUREONEXCEPTION isolate, captureslengthobj, Object::ToLengthisolate, captureslengthobj; const int captureslength = PositiveNumberToUint32captureslengthobj; ... if functionalreplace const int argc ...

Chrome V8 Runtime_RegExpReplace Integer Overflow

Chrome: V8: Integer overflow in RuntimeRegExpReplace Here's a snippet of the method. ASSIGNRETURNFAILUREONEXCEPTION isolate, captureslengthobj, Object::ToLengthisolate, captureslengthobj; const int captureslength = PositiveNumberToUint32captureslengthobj; ... if functionalreplace const int argc =...