Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8. 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 each vulnerability from t...

Information Disclosure

firefox is vulnerable to information disclosure. The vulnerability exists as the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data...

Mozilla: Cross-origin information leakage via redirected PDF requests

The Mozilla Foundation Security Advisory describes this flaw as: If a user clicked into a specifically crafted PDF, the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data...

Mozilla: Cross-origin information leakage via redirected PDF requests

The Mozilla Foundation Security Advisory describes this flaw as: If a user clicked into a specifically crafted PDF, the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data...

Mozilla Firefox < 85.0

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 85.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2021-03 advisory. - Mozilla developers Sebastian Hengst, Christian Holler, Tyson Smith reported memory safety bugs present in...

RHEL 8 : firefox (RHSA-2021:0285)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:0285 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox...

Oracle Linux 7 : firefox (ELSA-2021-0290)

The remote Oracle Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2021-0290 advisory. 78.7.0-2.0.1 - Remove upstream references Orabug: 30143292 - Update distribution for Oracle Linux Orabug: 30143292 - Add firefox-oracle-default-prefs.j...

Mozilla Thunderbird < 78.7

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 78.7. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2021-05 advisory. - Mozilla developers Alexis Beingessner, Christian Holler, Andrew McCreight, Tyson Smith, Jon Coppeard, And...

Scientific Linux Security Update : firefox on SL7.x i686/x86_64 (2021:0290)

The remote Scientific Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the SLSA-2021:0290-1 advisory. - Mozilla: Cross-origin information leakage via redirected PDF requests CVE-2021-23953 - Mozilla: Type confusion when using logical assignment...

RHEL 8 : firefox (RHSA-2021:0289)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:0289 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox...

RHEL 8 : firefox (RHSA-2021:0288)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:0288 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox...

Security fix for the ALT Linux 10 package thunderbird version 78.7.0-alt1

Jan. 27, 2021 Andrey Cherepanov 78.7.0-alt1 - New version 78.7.0. - Security fixes: + CVE-2021-23953 Cross-origin information leakage via redirected PDF requests + CVE-2021-23954 Type confusion when using logical assignment operators in JavaScript switch statements + CVE-2020-15685 IMAP Response...

Mozilla Thunderbird < 78.7

The version of Thunderbird installed on the remote Windows host is prior to 78.7. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2021-05 advisory. - Mozilla developers Alexis Beingessner, Christian Holler, Andrew McCreight, Tyson Smith, Jon Coppeard, Andr Bargull,...

Mozilla Thunderbird Security Advisories (MFSA2021-02, MFSA2021-05) - Windows

Mozilla Thunderbird is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2021 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 = "cpe:/a:mozilla:thunderbird";...

Mozilla Firefox ESR Security Advisories (MFSA2021-02, MFSA2021-05) - Windows

Mozilla Firefox ESR is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2021 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 = "cpe:/a:mozilla:firefoxesr";...

Mozilla Firefox ESR Security Advisories (MFSA2021-02, MFSA2021-05) - Mac OS X

Mozilla Firefox ESR is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2021 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 = "cpe:/a:mozilla:firefoxesr";...

CVE-2021-23953

The Mozilla Foundation Security Advisory describes this flaw as: If a user clicked into a specifically crafted PDF, the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data...

Security Vulnerabilities fixed in Firefox 85 — Mozilla

If a user clicked into a specifically crafted PDF, the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data. Using the new logical assignment operators in a JavaScript switch statement could have caused a type confusion, leading to a...

Mozilla Firefox ESR < 78.7

The version of Firefox ESR installed on the remote Windows host is prior to 78.7. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2021-04 advisory. - Mozilla developers Alexis Beingessner, Christian Holler, Andrew McCreight, Tyson Smith, Jon Coppeard, Andr Bargull,...

UBUNTU-CVE-2021-23953

If a user clicked into a specifically crafted PDF, the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data. This vulnerability affects Firefox 85, Thunderbird 78.7, and Firefox ESR 78.7...