USN-4939-1: WebKitGTK vulnerabilities

A large number of security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service...

PT-2021-14798

Name of the Vulnerable Software and Affected Versions Foxit Software’s PDF Reader version 10.1.3.37598 Description A use-after-free issue exists in the JavaScript engine of Foxit Software’s PDF Reader. This can be triggered by a specially crafted PDF document, leading to the reuse of previously...

Google Chrome 安全漏洞

Google Chromium is an open source web browser from Google USA. A security vulnerability previously existed in Google Chromium version 90.0.4430.212. The vulnerability stems from a type obfuscation security issue found in the V8 component of the program. No details of the vulnerability are provide...

CVE-2021-21822: Use After Free

A use-after-free vulnerability exists in the JavaScript engine of Foxit Software’s PDF Reader, version 10.1.3.37598. A specially crafted PDF document can trigger the reuse of previously free memory, which can lead to arbitrary code execution. An attacker needs to trick the user into opening a...

Foxit Reader FileAttachment annotation use-after-free vulnerability

Summary A use-after-free vulnerability exists in the JavaScript engine of Foxit Software’s PDF Reader, version 10.1.3.37598. A specially crafted PDF document can trigger the reuse of previously free memory, which can lead to arbitrary code execution. An attacker needs to trick the user into openi...

DEBIAN-CVE-2021-21231

Insufficient data validation in V8 in Google Chrome prior to 90.0.4430.93 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page...

UBUNTU-CVE-2021-21231

Insufficient data validation in V8 in Google Chrome prior to 90.0.4430.93 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page...

PT-2021-4549

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 90.0.4430.212 Description The issue is related to type confusion in the V8 JavaScript engine, which can be exploited by a remote attacker to potentially access confidential data, compromise data integrity, and...

DEBIAN-CVE-2021-21225

Out of bounds memory access in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page...

CVE-2021-21222

Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page...

UBUNTU-CVE-2021-21225

Out of bounds memory access in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page...

UBUNTU-CVE-2021-21222

Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page...

CVE-2021-29947

Mozilla developers and community members reported memory safety bugs present in Firefox 87. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox 88...

Google Chrome 安全漏洞

Google Chrome is a web browser from Google, an American company. A type obfuscation vulnerability exists in V8 in versions of Google Chrome prior to 90.0.4430.93. A remote attacker can exploit the vulnerability by leveraging heap corruption via specially crafted HTML pages...

CVE-2021-24002

When a user clicked on an FTP URL containing encoded newline characters %0A and %0D, the newlines would have been interpreted as such and allowed arbitrary commands to be sent to the FTP server. This vulnerability affects Firefox ESR 78.10, Thunderbird 78.10, and Firefox 88...

PT-2021-4519

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 90.0.4430.212 Description The issue is related to type confusion in the V8 JavaScript engine, which can lead to heap corruption. A remote attacker can exploit this by using a specially crafted HTML page,...

CVE-2021-23997

Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache. We presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox 88...

Chrome Zero-Day Exploit Posted on Twitter

A researcher has dropped working exploit code for a zero-day remote code execution RCE vulnerability on Twitter, which he said affects the current versions of Google Chrome and potentially other browsers, like Microsoft Edge, that use the Chromium framework. Security researcher Rajvardhan Agarwal...

PT-2021-2804

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 90.0.4430.93 Microsoft Edge affected versions not specified Description The issue is related to a type confusion in the V8 JavaScript engine, which can lead to heap corruption. A remote attacker can potentially...

Chrome V8 JavaScript Engine Remote Code Execution

/ BSD 2-Clause License Copyright c 2021, rajvardhan agarwal All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice,...