KLA82272 Multiple vulnerabilities in Mozilla Firefox ESR

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to spoof user interface, execute arbitrary code, cause denial of service. Below is a complete list of vulnerabilities: 1. Security UI vulnerability can be exploited to spoof user interfac...

Mozilla Firefox ESR < 128.9

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 128.9. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2025-22 advisory. - Memory safety bugs present in Firefox 136, Thunderbird 136, Firefox ESR 128.8, and Thunderbird 128.8. So...

Mozilla Firefox ESR < 115.22

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 115.22. It is, therefore, affected by a vulnerability as referenced in the mfsa2025-21 advisory. - JavaScript code running while transforming a document with the XSLTProcessor could lead to a use-after- free...

Mozilla Firefox ESR < 128.8.1

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 128.8.1. It is, therefore, affected by a vulnerability as referenced in the mfsa2025-19 advisory. - Following the recent Chrome sandbox escape CVE-2025-2783, various Firefox developers identified a similar patte...

Mozilla Firefox ESR < 128.8.1

The version of Firefox ESR installed on the remote Windows host is prior to 128.8.1. It is, therefore, affected by a vulnerability as referenced in the mfsa2025-19 advisory. - Following the recent Chrome sandbox escape CVE-2025-2783, various Firefox developers identified a similar pattern in our...

firefox: thunderbird: Memory safety bugs fixed in Firefox 136, Thunderbird 136, Firefox ESR 128.8, and Thunderbird 128.8

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 128.7, and Thunderbird 128.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effo...

firefox: thunderbird: Memory safety bugs fixed in Firefox 136, Thunderbird 136, Firefox ESR 115.21, Firefox ESR 128.8, and Thunderbird 128.8

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 115.20, Firefox ESR 128.7, and Thunderbird 128.7. Some of these bugs showed evidence of memory corruption and we presume...

firefox: Use-after-free in WebTransportChild

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: It was possible to cause a use-after-free in the content process side of a WebTransport connection, leading to a potentially exploitable crash...

firefox: thunderbird: Memory safety bugs fixed in Firefox 136, Thunderbird 136, Firefox ESR 115.21, Firefox ESR 128.8, and Thunderbird 128.8

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 115.20, Firefox ESR 128.7, and Thunderbird 128.7. Some of these bugs showed evidence of memory corruption and we presume...

firefox: JIT corruption of WASM i32 return values on 64-bit CPUs

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: On 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory. This can potentially cause them to be treated as a different type...

Mozilla Thunderbird ESR Security Update (mfsa_2024-43) - Windows

Mozilla Thunderbird ESR is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2025 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 =...

firefox: thunderbird: Memory safety bugs fixed in Firefox 136, Thunderbird 136, Firefox ESR 115.21, Firefox ESR 128.8, and Thunderbird 128.8

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 115.20, Firefox ESR 128.7, and Thunderbird 128.7. Some of these bugs showed evidence of memory corruption and we presume...

firefox: thunderbird: Memory safety bugs fixed in Firefox 136, Thunderbird 136, Firefox ESR 128.8, and Thunderbird 128.8

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 128.7, and Thunderbird 128.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effo...

firefox: Clickjacking the registerProtocolHandler info-bar Reporter

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A web page could trick a user into setting that site as the default handler for a custom URL protocol...

Debian: Security Advisory (DLA-4078-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2025 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...

firefox: thunderbird: Memory safety bugs fixed in Firefox 136, Thunderbird 136, Firefox ESR 115.21, Firefox ESR 128.8, and Thunderbird 128.8

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 115.20, Firefox ESR 128.7, and Thunderbird 128.7. Some of these bugs showed evidence of memory corruption and we presume...

firefox: Clickjacking the registerProtocolHandler info-bar Reporter

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A web page could trick a user into setting that site as the default handler for a custom URL protocol...

Debian: Security Advisory (DSA-5874-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2025 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...

Mozilla Thunderbird ESR Out-of-Bounds Access Vulnerability (mfsa_2025-18) - Windows

Mozilla Thunderbird ESR is prone to an out-of-bounds access vulnerability. SPDX-FileCopyrightText: 2025 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 =...

Debian dla-4078 : firefox-esr - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4078 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4078-1 [email protected]...