BlueZ up to 5.41 Utilities parse_line memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability classified as critical has been found in BlueZ up to 5.41. This affects the function parse_line of the component Utilities. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 12/22/2016. The weakness was published 06/09/2017 with Cyber Defense Institute, Inc. (Website). It is possible to read the advisory at This vulnerability is uniquely identified as CVE-2016-7837 since 09/09/2016. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 169 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 104080 (openSUSE Security Update : bluez (openSUSE-2017-1176) (BlueBorne)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171226 (SUSE Enterprise Linux Security Update for bluez (SUSE-SU-2018:1778-1)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at A possible mitigation has been published 5 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (104080). Similar entry is available at 93952.




  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
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NVD Base Score: 7.8
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Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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Nessus ID: 104080
Nessus Name: openSUSE Security Update : bluez (openSUSE-2017-1176) (BlueBorne)
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Threat Intelligenceinfo

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Recommended: Patch
Status: 🔍

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09/09/2016 🔍
12/22/2016 +104 days 🔍
12/22/2016 +0 days 🔍
06/09/2017 +169 days 🔍
06/09/2017 +0 days 🔍
06/10/2017 +1 days 🔍
10/20/2017 +132 days 🔍
10/23/2017 +3 days 🔍
12/08/2022 +1872 days 🔍


Advisory: USN-4311-1
Researcher: Hiroki MATSUKUMA
Organization: Cyber Defense Institute, Inc.
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-7837 (🔍)
SecurityFocus: 95067 - BlueZ CVE-2016-7837 Local Buffer Overflow Vulnerability

See also: 🔍


Created: 06/10/2017 08:56 AM
Updated: 12/08/2022 10:45 AM
Changes: 06/10/2017 08:56 AM (67), 10/15/2019 07:06 PM (11), 12/26/2020 06:55 PM (2), 12/08/2022 10:45 AM (3)
Complete: 🔍


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