RUSTSEC-2026-0379

    Dashboard / Vulnerabilities / RUSTSEC-2026-0379

    RUSTSEC-2026-0379

    Published: 19 Oct 2026Last Modified: 24 Oct 2026

    Summary: Cranelift backend on aarch64 can jump to incorrect target on large Wasm `br_table` instruction

    Details: This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-mghf-wjfp-p5xm For more information see the GitHub-hosted security advisory.

    References: https://crates.io/crates/wasmtime, https://rustsec.org/advisories/RUSTSEC-2026-0379.html, https://github.com/bytecodealliance/wasmtime/pull/14826

    Affected packages

    Package

    Name: wasmtime

    Purl: pkg:cargo/wasmtime

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0.0.0-0
    Fixed -36.0.19

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High