Memory Leak Affecting bluez-devel package, versions <5.62-150400.4.16.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
1.18% (66th percentile)

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  • Snyk IDSNYK-SLES154-BLUEZDEVEL-5829974
  • published9 Aug 2023
  • disclosed8 Aug 2023

Introduced: 8 Aug 2023

CVE-2021-41229  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 bluez-devel to version 5.62-150400.4.16.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bluez-devel package and not the bluez-devel package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

BlueZ is a Bluetooth protocol stack for Linux. In affected versions a vulnerability exists in sdp_cstate_alloc_buf which allocates memory which will always be hung in the singly linked list of cstates and will not be freed. This will cause a memory leak over time. The data can be a very large object, which can be caused by an attacker continuously sending sdp packets and this may cause the service of the target device to crash.

CVSS Base Scores

version 3.1