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CVE-2025-2149

CVE-2025-2149 · PyTorch Quantized Sigmoid Module nnq_Sigmoid initialization

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

A vulnerability was found in PyTorch 2.6.0+cu124. It has been rated as problematic. Affected by this issue is the function nnq_Sigmoid of the component Quantized Sigmoid Module. The manipulation of the argument scale/zero_point leads to improper initialization. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used.

CVSS 2.0 · Low · EPSS 0.3%

Published
Updated

Stack: system · python

Affected products and versions

  • pytorch

    Versions
    • 2.6.0+cu124: Affected

    No fix published

  • pytorch Debian:12

    Versions
    • 1.13.1+dfsg-4
    • 1.13.1+dfsg-5
    • 2.0.1+dfsg-1
    • 2.0.1+dfsg-1~exp1
    • 2.0.1+dfsg-2
    • 2.0.1+dfsg-4
    • 2.0.1+dfsg-5
    • 2.1.2+dfsg-1
    • 2.1.2+dfsg-2
    • 2.1.2+dfsg-4
    • 2.12.0+dfsg2-1
    • 2.12.0+dfsg2-1~exp1
    • 2.12.0+dfsg2-1~exp2
    • 2.12.0+dfsg2-2
    • 2.12.0+dfsg2-3
    • 2.12.0+dfsg2-4
    • 2.12.1+dfsg-1
    • 2.4.1-1
    • 2.4.1-3
    • 2.4.1-4
    • 2.5.0+dfsg-1
    • 2.5.1+dfsg-1
    • 2.5.1+dfsg-3
    • 2.5.1+dfsg-4
    • 2.6.0+dfsg-1
    • 2.6.0+dfsg-1~exp1
    • 2.6.0+dfsg-2
    • 2.6.0+dfsg-3
    • 2.6.0+dfsg-4
    • 2.6.0+dfsg-5
    • 2.6.0+dfsg-7
    • 2.6.0+dfsg-8
    • 2.6.0+dfsg-9
    • 2.6.0~rc9+dfsg-1~exp1
    • 2.9.0+dfsg-1~exp1
    • 2.9.0+dfsg-1~exp2
    • 2.9.1+dfsg-1~exp1
    • 2.9.1+dfsg-1~exp2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pytorch Debian:13

    Versions
    • 2.12.0+dfsg2-1
    • 2.12.0+dfsg2-1~exp1
    • 2.12.0+dfsg2-1~exp2
    • 2.12.0+dfsg2-2
    • 2.12.0+dfsg2-3
    • 2.12.0+dfsg2-4
    • 2.12.1+dfsg-1
    • 2.6.0+dfsg-7
    • 2.6.0+dfsg-8
    • 2.6.0+dfsg-9
    • 2.9.0+dfsg-1~exp1
    • 2.9.0+dfsg-1~exp2
    • 2.9.1+dfsg-1~exp1
    • 2.9.1+dfsg-1~exp2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pytorch Debian:14

    Versions
    • 2.12.0+dfsg2-1
    • 2.12.0+dfsg2-1~exp1
    • 2.12.0+dfsg2-1~exp2
    • 2.12.0+dfsg2-2
    • 2.12.0+dfsg2-3
    • 2.12.0+dfsg2-4
    • 2.12.1+dfsg-1
    • 2.6.0+dfsg-7
    • 2.6.0+dfsg-8
    • 2.6.0+dfsg-9
    • 2.9.0+dfsg-1~exp1
    • 2.9.0+dfsg-1~exp2
    • 2.9.1+dfsg-1~exp1
    • 2.9.1+dfsg-1~exp2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • torch PyPI

    Versions
    • 1.0.0
    • 1.0.1
    • 1.1.0
    • 1.10.0
    • 1.10.1
    • 1.10.2
    • 1.11.0
    • 1.12.0
    • 1.12.1
    • 1.13.0
    • 1.13.1
    • 1.2.0
    • 1.3.0
    • 1.3.1
    • 1.4.0
    • 1.5.0
    • 1.5.1
    • 1.6.0
    • 1.7.0
    • 1.7.1
    • 1.8.0
    • 1.8.1
    • 1.9.0
    • 1.9.1
    • 2.0.0
    • 2.0.1
    • 2.1.0
    • 2.1.1
    • 2.1.2
    • 2.2.0
    • 2.2.1
    • 2.2.2
    • 2.3.0
    • 2.3.1
    • 2.4.0
    • 2.4.1
    • 2.5.0
    • 2.5.1
    • 2.6.0
    Affected ranges
    • ECOSYSTEM: ≤ 2.6.0

    No fix published

  • torch PyPI

    Affected ranges
    • ECOSYSTEM: ≤ 2.6.0-cu124

    No fix published

  • pytorch Ubuntu:22.04:LTS

    Versions
    • 1.7.1-7
    • 1.8.1-4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pytorch Ubuntu:25.10

    Versions
    • 2.6.0+dfsg-5build1
    • 2.6.0+dfsg-7
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pytorch Ubuntu:26.10

    Versions
    • 2.9.1+dfsg-1~exp1ubuntu2
    • 2.12.1+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pytorch Ubuntu:26.04:LTS

    Versions
    • 2.6.0+dfsg-7
    • 2.6.0+dfsg-9
    • 2.9.1+dfsg-1~exp1ubuntu2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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