Mozilla: Memory safety bugs fixed in Firefox 81 and Firefox ESR 78.3

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developer reported memory safety bugs present in Firefox 80 and Firefox ESR 78.2. 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...

Mozilla: Type confusion for special arguments in IonMonkey

JIT optimizations involving the Javascript arguments object could confuse later optimizations. This risk was already mitigated by various precautions in the code, resulting in this bug rated at only moderate severity. This vulnerability affects Firefox ESR 78.1, Firefox 79, and Thunderbird 78.1...

Mozilla: Custom cursor can overlay user interface

When in an endless loop, a website specifying a custom cursor using CSS could make it look like the user is interacting with the user interface, when they are not. This could lead to a perceived broken state, especially when interactions with existing browser dialogs and warnings do not work. Thi...

Mozilla: Bypassing iframe sandbox when allowing popups

An iframe sandbox element with the allow-popups flag could be bypassed when using noopener links. This could have led to security issues for websites relying on sandbox configurations that allowed popups and hosted arbitrary content. This vulnerability affects Firefox ESR 78.1, Firefox 79, and...

Debian: Security Advisory (DSA-4768-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2020 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 ifdescription...

Debian DSA-4768-1 : firefox-esr - security update

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, cross-site scripting or spoofing the origin of a download. Debian follows the extended support releases ESR of Firefox. Support for the 68.x series has...

[SECURITY] [DSA 4768-1] firefox-esr security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4768-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff September 28, 2020 https://www.debian.org/security/faq -...

Mozilla: Memory safety bugs fixed in Firefox 81 and Firefox ESR 78.3

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developer reported memory safety bugs present in Firefox 80 and Firefox ESR 78.2. 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...

Mozilla: Memory safety bugs fixed in Firefox 81 and Firefox ESR 78.3

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developer reported memory safety bugs present in Firefox 80 and Firefox ESR 78.2. 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...

Mozilla: Memory safety bugs fixed in Firefox 81 and Firefox ESR 78.3

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developer reported memory safety bugs present in Firefox 80 and Firefox ESR 78.2. 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...

Mozilla Thunderbird/Firefox ESR Post-Release Reuse Vulnerability

Mozilla Thunderbird is a mail tool transformed from the mail component of the Mozilla browser, designed using the XUL programming interface language, it is designed for users of the Mozilla Firefox browser with the mail client software, the interface design is more simple, and free to...

Mozilla: Use-After-Free when aborting an operation

When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR 68.12 and...

Mozilla: Use-After-Free when aborting an operation

When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR 68.12 and...

Mozilla: Use-After-Free when aborting an operation

When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR 68.12 and...

Mozilla: Overriding file type when saving to disk

The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR 78.1, Firefox...

Mozilla: Use-After-Free when aborting an operation

When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR 68.12 and...

Mozilla: Bypassing iframe sandbox when allowing popups

An iframe sandbox element with the allow-popups flag could be bypassed when using noopener links. This could have led to security issues for websites relying on sandbox configurations that allowed popups and hosted arbitrary content. This vulnerability affects Firefox ESR 78.1, Firefox 79, and...

Mozilla: Use-After-Free when aborting an operation

When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR 68.12 and...

Mozilla Firefox ESR Code Issue Vulnerability

Mozilla Firefox ESR is an extended support release of Firefox web browser from the Mozilla Foundation in the United States. A security vulnerability exists in Mozilla Firefox ESR versions prior to 68.11 for Android-based platforms. The vulnerability can be exploited by an attacker with the help o...

Mozilla Firefox ESR Resource Management Error Vulnerability (CNVD-2020-46332)

Mozilla Firefox ESR is an extended support release of Firefox web browser from the Mozilla Foundation in the United States. A security vulnerability exists in Mozilla Firefox ESR versions prior to 68.11 for Android-based platforms. The vulnerability can be exploited by an attacker with the help o...