The vulnerability in the WebAssembly component of Mozilla Firefox, Firefox ESR, and the email client Thunderbird, Thunderbird ESR, allows a attacker to trigger a service failure.

The vulnerability of the WebAssembly component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird, Thunderbird ESR, is related to improper code generation. Exploiting this vulnerability can allow an attacker to cause service interruptions...

Linux Distros Unpatched Vulnerability : CVE-2023-39333

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Maliciously crafted export names in an imported WebAssembly module can inject JavaScript code. The injected code may be able to access data and functions that t...

Linux Distros Unpatched Vulnerability : CVE-2023-27116

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - WebAssembly v1.0.29 discovered to contain an abort in CWriter::MangleType. CVE-2023-27116 Note that Nessus relies on the presence of the package as reported by...

Linux Distros Unpatched Vulnerability : CVE-2023-31669

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - WebAssembly wat2wasm v1.0.32 allows attackers to cause a libc++abi.dylib crash by putting '@' before a quote . CVE-2023-31669 Note that Nessus relies on the...

DEBIAN-CVE-2025-1933

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. This vulnerability was fixed in Firefox 136, Firefox ESR 115.21, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8...

CVE-2025-1933

CVE-2025-1933: On 64-bit CPUs, Firefox/Thunderbird JIT compilation of WASM i32 return values may read leftover memory and misclassify the value type. Affects Firefox (including ESR branches) and Thunderbird prior to 136/128.x. Remediation per sources: upgrade to Firefox 136 (and ESR 115.21 / 128....

RockyLinux 8 : firefox (RLSA-2025:1283)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:1283 advisory. firefox: thunderbird: Memory safety bugs fixed in Firefox 135, Thunderbird 135, Firefox ESR 128.7, and Thunderbird 128.7 CVE-2025-1017 firefox:...

RLSA-2025:1283 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Memory safety bugs fixed in Firefox 135, Thunderbird 135, Firefox ESR 128.7, and Thunderbird 128.7 CVE-2025-1017 firefox: thunderbird: Use-after-fr...

firefox: thunderbird: A bug in WebAssembly code generation could result in a crash

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A bug in WebAssembly code generation could lead to a crash. It may be possible for an attacker to leverage this to achieve code execution...

firefox: thunderbird: A bug in WebAssembly code generation could result in a crash

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A bug in WebAssembly code generation could lead to a crash. It may be possible for an attacker to leverage this to achieve code execution...

firefox: thunderbird: A bug in WebAssembly code generation could result in a crash

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A bug in WebAssembly code generation could lead to a crash. It may be possible for an attacker to leverage this to achieve code execution...

firefox: thunderbird: A bug in WebAssembly code generation could result in a crash

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A bug in WebAssembly code generation could lead to a crash. It may be possible for an attacker to leverage this to achieve code execution...

firefox: thunderbird: A bug in WebAssembly code generation could result in a crash

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A bug in WebAssembly code generation could lead to a crash. It may be possible for an attacker to leverage this to achieve code execution...

firefox: thunderbird: A bug in WebAssembly code generation could result in a crash

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A bug in WebAssembly code generation could lead to a crash. It may be possible for an attacker to leverage this to achieve code execution...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. 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...

firefox: thunderbird: A bug in WebAssembly code generation could result in a crash

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A bug in WebAssembly code generation could lead to a crash. It may be possible for an attacker to leverage this to achieve code execution...

firefox: thunderbird: A bug in WebAssembly code generation could result in a crash

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A bug in WebAssembly code generation could lead to a crash. It may be possible for an attacker to leverage this to achieve code execution...

firefox: thunderbird: A bug in WebAssembly code generation could result in a crash

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: A bug in WebAssembly code generation could lead to a crash. It may be possible for an attacker to leverage this to achieve code execution...

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...

Astra Linux – Vulnerability in Firefox, Thunderbird

Incomplete handling of WebAssembly exceptions could lead to a use-after-free vulnerability. This vulnerability affects Firefox 129, Firefox ESR 115.14, Firefox ESR 128.1, Thunderbird 128.1, and Thunderbird 115.14...