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CVE-2020-27153

CVE-2020-27153

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

In BlueZ before 5.55, a double free was found in the gatttool disconnect_cb() routine from shared/att.c. A remote attacker could potentially cause a denial of service or code execution, during service discovery, due to a redundant disconnect MGMT event.

CVSS 8.6 · High · EPSS 4.3% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • n/a

    Versions
    • n/a: Affected

    No fix published

  • bluez Debian:12

    Affected ranges
    • ECOSYSTEM: < 5.55-1

    Update to 5.55-1

  • bluez Debian:13

    Affected ranges
    • ECOSYSTEM: < 5.55-1

    Update to 5.55-1

  • bluez Debian:14

    Affected ranges
    • ECOSYSTEM: < 5.55-1

    Update to 5.55-1

  • bluez Ubuntu:Pro:16.04:LTS

    Versions
    • 5.35-0ubuntu2
    • 5.36-0ubuntu1
    • 5.37-0ubuntu5
    • 5.37-0ubuntu5.1
    • 5.37-0ubuntu5.3
    Affected ranges
    • ECOSYSTEM: < 5.37-0ubuntu5.3+esm1

    Update to 5.37-0ubuntu5.3+esm1

  • bluez Ubuntu:18.04:LTS

    Versions
    • 5.46-0ubuntu3
    • 5.46-0ubuntu4
    • 5.48-0ubuntu3
    • 5.48-0ubuntu3.1
    • 5.48-0ubuntu3.2
    • 5.48-0ubuntu3.3
    • 5.48-0ubuntu3.4
    Affected ranges
    • ECOSYSTEM: < 5.48-0ubuntu3.5

    Update to 5.48-0ubuntu3.5

  • bluez Ubuntu:20.04:LTS

    Versions
    • 5.50-0ubuntu4
    • 5.51-0ubuntu1
    • 5.51-0ubuntu2
    • 5.52-0ubuntu1
    • 5.52-0ubuntu2
    • 5.53-0ubuntu1
    • 5.53-0ubuntu2
    • 5.53-0ubuntu3
    • 5.53-0ubuntu3.1
    Affected ranges
    • ECOSYSTEM: < 5.53-0ubuntu3.2

    Update to 5.53-0ubuntu3.2

Original sources

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