firefox: thunderbird: Large branch table could lead to truncated instruction

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: On arm64, a WASM brtable instruction with a large number of entries could lead to the label being too far from the instruction, causing truncation and incorrect computation of th...

firefox: thunderbird: Large branch table could lead to truncated instruction

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: On arm64, a WASM brtable instruction with a large number of entries could lead to the label being too far from the instruction, causing truncation and incorrect computation of th...

firefox: thunderbird: Large branch table could lead to truncated instruction

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: On arm64, a WASM brtable instruction with a large number of entries could lead to the label being too far from the instruction, causing truncation and incorrect computation of th...

CVE-2025-54126

The WebAssembly Micro Runtime's WAMR iwasm package is the executable binary built with WAMR VMcore which supports WebAssembly System Interface WASI and command line interface. In versions 2.4.0 and below, iwasm uses --addr-pool with an IPv4 address that lacks a subnet mask, allowing the system to...

CVE-2025-54126

The WebAssembly Micro Runtime's WAMR iwasm package is the executable binary built with WAMR VMcore which supports WebAssembly System Interface WASI and command line interface. In versions 2.4.0 and below, iwasm uses --addr-pool with an IPv4 address that lacks a subnet mask, allowing the system to...

CVE-2025-54126 WebAssembly Micro Runtime's `--addr-pool` option allows all IPv4 addresses when subnet mask is not specified

The WebAssembly Micro Runtime's WAMR iwasm package is the executable binary built with WAMR VMcore which supports WebAssembly System Interface WASI and command line interface. In versions 2.4.0 and below, iwasm uses --addr-pool with an IPv4 address that lacks a subnet mask, allowing the system to...

CVE-2025-54126 WebAssembly Micro Runtime's `--addr-pool` option allows all IPv4 addresses when subnet mask is not specified

The WebAssembly Micro Runtime's WAMR iwasm package is the executable binary built with WAMR VMcore which supports WebAssembly System Interface WASI and command line interface. In versions 2.4.0 and below, iwasm uses --addr-pool with an IPv4 address that lacks a subnet mask, allowing the system to...

CVE-2025-54126

The CVE-2025-54126 entry concerns WebAssembly Micro Runtime (WAMR) iwasm binary; versions 2.4.0 and earlier use --addr-pool with an IPv4 address lacking a subnet mask, allowing acceptance of all IPs and potentially bypassing access restrictions. This exposes services to all external connections a...

firefox: thunderbird: Large branch table could lead to truncated instruction

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: On arm64, a WASM brtable instruction with a large number of entries could lead to the label being too far from the instruction, causing truncation and incorrect computation of th...

firefox: thunderbird: Large branch table could lead to truncated instruction

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: On arm64, a WASM brtable instruction with a large number of entries could lead to the label being too far from the instruction, causing truncation and incorrect computation of th...

CVE-2025-54126: Exposure of Resource to Wrong Sphere

The WebAssembly Micro Runtime's WAMR iwasm package is the executable binary built with WAMR VMcore which supports WebAssembly System Interface WASI and command line interface. In versions 2.4.0 and below, iwasm uses --addr-pool with an IPv4 address that lacks a subnet mask, allowing the system to...

WebAssembly Micro Runtime security vulnerabilities

WebAssembly Micro Runtime WAMR is a lightweight, standalone WebAssembly runtime open-sourced by the Bytecode Alliance. With a small footprint, high performance, and highly configurable features for applications ranging from embedded, IoT, and edge to Trusted Execution Environments TEEs, smart...

PT-2025-31268 · Iwasm +1 · Iwasm +1

Name of the Vulnerable Software and Affected Versions: WebAssembly Micro Runtime WAMR iwasm versions 2.4.0 and below Description: The iwasm package uses the --addr-pool option with an IPv4 address lacking a subnet mask. This configuration allows the system to accept all IP addresses, potentially...

firefox: thunderbird: Large branch table could lead to truncated instruction

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: On arm64, a WASM brtable instruction with a large number of entries could lead to the label being too far from the instruction, causing truncation and incorrect computation of th...

Building a GraphQL API with Fermyon Wasm Functions

Use this step-by-step guide to create a serverless GraphQL client that fetches GitHub repository stargazer data using Rust, WebAssembly, and Fermyon Wasm Functions...

firefox: thunderbird: Large branch table could lead to truncated instruction

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: On arm64, a WASM brtable instruction with a large number of entries could lead to the label being too far from the instruction, causing truncation and incorrect computation of th...

firefox: thunderbird: Large branch table could lead to truncated instruction

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: On arm64, a WASM brtable instruction with a large number of entries could lead to the label being too far from the instruction, causing truncation and incorrect computation of th...

DEBIAN-CVE-2025-8028

On arm64, a WASM brtable instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1,...

UBUNTU-CVE-2025-8028

On arm64, a WASM brtable instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulnerability affects Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird...

PT-2025-30477

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 141 Firefox ESR versions prior to 115.26 Firefox ESR versions prior to 128.13 Firefox ESR versions prior to 140.1 Thunderbird versions prior to 141 Thunderbird versions prior to 128.13 Thunderbird versions prior to...