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CVE-2025-6273

CVE-2025-6273 · WebAssembly wabt binary-reader-objdump.cc LogOpcode assertion

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A vulnerability was found in WebAssembly wabt up to 1.0.37 and classified as problematic. This issue affects the function LogOpcode of the file src/binary-reader-objdump.cc. The manipulation leads to reachable assertion. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The code maintainer explains that this issue might not affect "real world wasm programs".

CVSS 4.8 · Medium · EPSS 0.2%

Published
Updated

Stack: system

Affected products and versions

  • wabt

    Versions
    • 1.0.0: Affected
    • 1.0.1: Affected
    • 1.0.2: Affected
    • 1.0.3: Affected
    • 1.0.4: Affected
    • 1.0.5: Affected
    • 1.0.6: Affected
    • 1.0.7: Affected
    • 1.0.8: Affected
    • 1.0.9: Affected
    • 1.0.10: Affected
    • 1.0.11: Affected
    • 1.0.12: Affected
    • 1.0.13: Affected
    • 1.0.14: Affected
    • 1.0.15: Affected
    • 1.0.16: Affected
    • 1.0.17: Affected
    • 1.0.18: Affected
    • 1.0.19: Affected
    • 1.0.20: Affected
    • 1.0.21: Affected
    • 1.0.22: Affected
    • 1.0.23: Affected
    • 1.0.24: Affected
    • 1.0.25: Affected
    • 1.0.26: Affected
    • 1.0.27: Affected
    • 1.0.28: Affected
    • 1.0.29: Affected
    • 1.0.30: Affected
    • 1.0.31: Affected
    • 1.0.32: Affected
    • 1.0.33: Affected
    • 1.0.34: Affected
    • 1.0.35: Affected
    • 1.0.36: Affected
    • 1.0.37: Affected

    No fix published

  • wabt Debian:12

    Versions
    • 1.0.32-1
    • 1.0.33-1
    • 1.0.34+dsfg+~cs1.0.32-1
    • 1.0.34+dsfg2+~cs1.0.32-1
    • 1.0.34+dsfg2+~cs1.0.32-2
    • 1.0.34+dsfg2+~cs1.0.32-3
    • 1.0.34+dsfg2+~cs1.0.32-4
    • 1.0.34-1
    • 1.0.36+dfsg+~cs1.0.36-1
    • 1.0.36+dfsg+~cs1.0.36-2
    • 1.0.41+dfsg+~cs1.0.39-1
    • 1.0.41+dfsg+~cs1.0.39-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wabt Debian:13

    Versions
    • 1.0.36+dfsg+~cs1.0.36-2
    • 1.0.41+dfsg+~cs1.0.39-1
    • 1.0.41+dfsg+~cs1.0.39-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wabt Debian:14

    Versions
    • 1.0.36+dfsg+~cs1.0.36-2
    • 1.0.41+dfsg+~cs1.0.39-1
    • 1.0.41+dfsg+~cs1.0.39-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wabt Ubuntu:20.04:LTS

    Versions
    • 1.0.11-1
    • 1.0.12-1
    • 1.0.13-1
    • 1.0.13-1build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wabt Ubuntu:22.04:LTS

    Versions
    • 1.0.20-1
    • 1.0.24-1
    • 1.0.24-2
    • 1.0.25-1
    • 1.0.26-1
    • 1.0.27-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wabt Ubuntu:24.04:LTS

    Versions
    • 1.0.33-1
    • 1.0.34-1
    • 1.0.34+dsfg2+~cs1.0.32-1ubuntu1
    • 1.0.34+dsfg2+~cs1.0.32-1ubuntu2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wabt Ubuntu:25.10

    Versions
    • 1.0.34+dsfg2+~cs1.0.32-1ubuntu2
    • 1.0.36+dfsg+~cs1.0.36-2ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wabt Ubuntu:26.10

    Versions
    • 1.0.36+dfsg+~cs1.0.36-2ubuntu1
    • 1.0.36+dfsg+~cs1.0.36-2ubuntu4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wabt Ubuntu:26.04:LTS

    Versions
    • 1.0.36+dfsg+~cs1.0.36-2ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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