Mozilla Firefox Security Advisory (MFSA2020-11) - Linux

This host is missing a security update for Mozilla Firefox. Copyright C 2021 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; y...

Mozilla Firefox And Thunderbird Use-After-Free Vulnerability

Mozilla Firefox and Thunderbird contain a race condition vulnerability when handling a ReadableStream under certain conditions. The race condition creates a use-after-free vulnerability, causing unspecified impacts...

ROS-2-642

2.642 Vulnerability in firefox browser CVE-2020-6819 and CVE-2020-6820 1. Vulnerability description: Two critical vulnerabilities have been discovered that could lead to the execution of attacker code when processing specially formatted content. It is warned that facts of using these...

ROS-2-1224

2.1224 Vulnerability in firefox browser CVE-2020-6819 and CVE-2020-6820 1. Vulnerability description: Two critical vulnerabilities have been discovered that could lead to the execution of attacker code when processing specially formatted content. It is warned that facts of using these...

ROS-2-449

2.449 Vulnerability in firefox browser CVE-2020-6819 and CVE-2020-6820 1. Vulnerability description: Two critical vulnerabilities have been discovered that could lead to the execution of attacker code when processing specially formatted content. It is warned that facts of using these...

ROS-2-806

2.806 Vulnerability in firefox browser CVE-2020-6819 and CVE-2020-6820 1. Vulnerability description: Two critical vulnerabilities have been discovered that could lead to the execution of attacker code when processing specially formatted content. It is warned that facts of using these...

CentOS 8 : thunderbird (CESA-2020:1495)

The remote CentOS Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the CESA-2020:1495 advisory. - Mozilla: Use-after-free while running the nsDocShell destructor CVE-2020-6819 - Mozilla: Use-after-free when handling a ReadableStream CVE-2020-6820 ...

thunderbird security update

CentOS Errata and Security Advisory CESA-2020:1488 An update for thunderbird is now available for Red Hat Enterprise Linux 6. 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...

CVE-2020-6820

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird 68.7.0, Firefox 74.0.1, and Firefox ESR 68.6.1...

DEBIAN-CVE-2020-6820

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird 68.7.0, Firefox 74.0.1, and Firefox ESR 68.6.1...

CVE-2020-6820

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird 68.7.0, Firefox 74.0.1, and Firefox ESR 68.6.1...

Race condition

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird 68.7.0, Firefox 74.0.1, and Firefox ESR 68.6.1...

CVE-2020-6820

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird 68.7.0, Firefox 74.0.1, and Firefox ESR 68.6.1...

CVE-2020-6820

CVE-2020-6820 describes a race condition in handling a ReadableStream that can cause a use-after-free, affecting Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR

CVE-2020-6820

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird 68.7.0, Firefox 74.0.1, and Firefox ESR 68.6.1...

CVE-2020-6820

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird 68.7.0, Firefox 74.0.1, and Firefox ESR 68.6.1...

CVE-2020-6820

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird 68.7.0, Firefox 74.0.1, and Firefox ESR 68.6.1. Recent assessments: gwillcox-r7 at November...

CVE-2020-6820: Concurrent Execution using Shared Resource with Improper Synchronization

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird 68.7.0, Firefox 74.0.1, and Firefox ESR 68.6.1...

Oracle Linux 7 : thunderbird (ELSA-2020-1489)

The remote Oracle Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2020-1489 advisory. 68.7.0-1.0.1 - Replaced thunderbird-redhat-default-prefs.js with thunderbird-oracle-default-prefs.js 68.7.0-1 - Update to 68.7.0 build1 Tenable has...

Mozilla: Use-after-free when handling a ReadableStream

A flaw was found in Mozilla's Firefox. A race condition can occur when handling a ReadableStream causing a use-after-free memory issue. The highest threat from this vulnerability are to data confidentiality and integrity as well as system availability...