Vulnerability Spotlight: Remote code execution vulnerability Apple Safari

Marcin "Icewall" Noga of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. The Apple Safari web browser contains a remote code execution vulnerability in its Webkit feature. Specifically, an attacker could trigger a use-after-free condition in WebCore, the DOM-rendering system for...

CVE-2020-13753

A flaw was found in webkitgtk in versions prior to 2.28.3 and in WPE WebKit in versions prior to 2.28.3. The bubblewrap sandbox failed to properly block access to CLONENEWUSER and the TIOCSTI ioctl. CLONENEWUSER could potentially be used to confuse xdg- desktop-portal, which allows access outside...

CVE-2020-9807

A memory corruption issue was found in webkitgtk that affected WebKitGTK versions before 2.28.3 and WPE WebKit versions before 2.28.3. This flaw allows an attacker to process maliciously crafted web content that may lead to arbitrary code execution. The highest threat from this vulnerability is t...

CVE-2020-9806

A flaw was found in webkit gtk in versions prior to 2.28.3 and in WPE WebKit in versions prior to 2.28.3. A memory corruption issue could allow processing of maliciously crafted web content that could lead to arbitrary code execution. The highest threat from this vulnerability is to data...

CVE-2020-9803

A flaw was found in webkitgtk in versions prior to 2.28.3 and in WPE WebKit in versions prior to 2.28.3. A memory corruption issue could allow processing maliciously crafted web content leading to arbitrary code execution. The highest threat from this vulnerability is to data confidentiality and...

CVE-2020-9802

A logic issue was found in webkitgtk that affected WebKitGTK versions before 2.28.3 and WPE WebKit versions before 2.28.3. This flaw allows an attacker to process maliciously crafted web content that may lead to arbitrary code execution. The highest threat from this vulnerability is to...

CVE-2020-9895

A flaw was found in webkitgtk in versions prior to 2.28.4 and in WPE WebKit in versions prior to 2.28.4. A use-after-free issue was found allowing a remote attacker to cause unexpected application termination or arbitrary code execution. The highest threat from this vulnerability is to data...

About the security content of iTunes 12.10.9 for Windows

About the security content of iTunes 12.10.9 for Windows This document describes the security content of iTunes 12.10.9 for Windows. About Apple security updates For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and...

KLA12007 Multiple vulnerabilities in Apple iTunes

Multiple vulnerabilities were found in Apple iTunes. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service, obtain sensitive information. Below is a complete list of vulnerabilities: 1. An out-of-bounds write vulnerability in ImageIO can be exploited...

Important: Red Hat Security Advisory: chromium-browser security update

An update for chromium-browser is now available for Red Hat Enterprise Linux 6 Supplementary. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

[SECURITY] Fedora 31 Update: chromium-85.0.4183.83-1.fc31

Chromium is an open-source web browser, powered by WebKit Blink...

Important: Red Hat Security Advisory: chromium-browser security update

An update for chromium-browser is now available for Red Hat Enterprise Linux 6 Supplementary. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

CVE-2019-8720

A vulnerability was found in WebKit. The flaw is triggered when processing maliciously crafted web content that may lead to arbitrary code execution. Improved memory handling addresses the multiple memory corruption issues. Mitigation Red Hat has investigated whether possible mitigation exists fo...

Fedora: Security Advisory for chromium (FEDORA-2020-a1f140614b)

The remote host is missing an update for the Copyright C 2020 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...

[SECURITY] Fedora 32 Update: chromium-85.0.4183.83-1.fc32

Chromium is an open-source web browser, powered by WebKit Blink...

JITSploitation III: Subverting Control Flow

Posted by Samuel Groß, Project Zero This three-part series highlights the technical challenges involved in finding and exploiting JavaScript engine vulnerabilities in modern web browsers and evaluates current exploit mitigation technologies. The exploited vulnerability, CVE-2020-9802, was fixed i...

JITSploitation I: A JIT Bug

By Samuel Groß, Project Zero This three-part series highlights the technical challenges involved in finding and exploiting JavaScript engine vulnerabilities in modern web browsers and evaluates current exploit mitigation technologies. The exploited vulnerability, CVE-2020-9802, was fixed in iOS...

cairo 1.16.0 in cairo_ft_apply_variations() in cairo-ft-font.c would free memory using a free function incompatible with WebKit's fastMalloc leading to an application crash with a "free(): invalid pointer" error.

...

Safari Webkit For iOS 7.1.2 JIT Optimization Bug Exploit

This Metasploit module exploits a JIT optimization bug in Safari Webkit. This allows us to write shellcode to an RWX memory section in JavaScriptCore and execute it. The shellcode contains a kernel exploit CVE-2016-4669 that obtains kernel rw, obtains root and disables code signing. Finally we...

WebKit On iOS PAC / JIT Hardening Bypass Vulnerability

PAC and JIT Hardening Bypass in WebKit on iOS As per discussions with email protected, Apple would like to treat the PAC bypass described here as a security vulnerability by itself. The bypass was initially reported without a deadline on May 6. After receiving the reply that they will treat it as...