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CVE-2020-27795

CVE-2020-27795

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

A segmentation fault was discovered in radare2 with adf command. In libr/core/cmd_anal.c, when command "adf" has no or wrong argument, anal_fcn_data (core, input + 1) --> RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, -1); returns null pointer for fcn causing segmentation fault later in ensure_fcn_range (fcn).

CVSS 7.5 · High · EPSS 1.5%

Published
Updated

Stack: system

Affected products and versions

  • radare2

    Versions
    • Fixed in v4.4.0.: Affected

    No fix published

  • radare2 Ubuntu:16.04:LTS

    Versions
    • 0.9.6-3.1ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • radare2 Ubuntu:Pro:18.04:LTS

    Versions
    • 1.6.0+dfsg-1
    • 2.0.0+dfsg-1
    • 2.1.0+dfsg-1
    • 2.3.0+dfsg-1
    • 2.3.0+dfsg-2
    • 2.3.0+dfsg-2ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • radare2 Ubuntu:Pro:20.04:LTS

    Versions
    • 3.2.1+dfsg-5build1
    • 4.0.0+dfsg-1
    • 4.2.1+dfsg-1
    • 4.2.1+dfsg-2
    • 4.2.1+dfsg-2ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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