Use After Free Affecting bluez package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
3.29% (92nd percentile)

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  • Snyk IDSNYK-CENTOS6-BLUEZ-2023258
  • published26 Jul 2021
  • disclosed6 Sept 2020

Introduced: 6 Sep 2020

CVE-2020-27153  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for Centos:6 bluez.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bluez package and not the bluez package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

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 Scores

version 3.1