Memory leak in BlueZ - CVE-2021-41229

Vulnerability identifier: #VU79524

CSH Severity: Medium

CVSS v4: 5.1 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-41229

CWE-ID: CWE-401

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak in sdp_cstate_alloc_buf() function. A remote attacker can send specially crafted packets to the device and perform denial of service attack.

BlueZ
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Software Development Kit 12
SUSE CaaS Platform
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Manager Server
SUSE Linux Enterprise Micro
openSUSE Leap Micro
SUSE Linux Enterprise Micro for Rancher
Anolis OS
Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
Desktop Applications Module
Basesystem Module
openSUSE Leap
Ubuntu
openEuler
SmartFabric Storage Software
OpenManage Network Integration (OMNI)
bluez-debuginfo
bluez-debugsource
bluez-devel
libbluetooth3
bluez
libbluetooth3-debuginfo
bluez-cups
bluez-cups-debuginfo
libbluetooth3 (Ubuntu package)
bluez (Ubuntu package)
bluez-help
bluez-libs
bluez-deprecated
bluez-deprecated-debuginfo
bluez-obexd
bluez-hid2hci
bluez (Red Hat package)
libbluetooth3-64bit
libbluetooth3-32bit
libbluetooth3-32bit-debuginfo
bluez-devel-64bit
libbluetooth3-64bit-debuginfo
bluez-test-debuginfo
bluez-devel-32bit
bluez-auto-enable-devices
bluez-test

Install updates from vendor's website.

SmartFabric Storage Software - update to 1.4.3
OpenManage Network Integration (OMNI) - update to 3.7
bluez-debuginfo - addressed in versions 5.13-5.42.2, 5.48-150000.5.54.1, 5.48-150200.13.30.1, 5.55-150300.3.25.1, 5.62-150400.4.16.1
bluez-debugsource - addressed in versions 5.13-5.42.2, 5.48-150000.5.54.1, 5.48-150200.13.30.1, 5.55-150300.3.25.1, 5.62-150400.4.16.1
bluez-devel - addressed in versions 5.13-5.42.2, 5.48-150000.5.54.1, 5.48-150200.13.30.1, 5.62-150400.4.16.1
libbluetooth3 - addressed in versions 5.13-5.42.2, 5.48-150000.5.54.1, 5.48-150200.13.30.1, 5.55-150300.3.25.1, 5.62-150400.4.16.1
bluez - addressed in versions 5.13-5.42.2, 5.48-150000.5.54.1, 5.48-150200.13.30.1, 5.55-150300.3.25.1, 5.62-150400.4.16.1
libbluetooth3-debuginfo - addressed in versions 5.13-5.42.2, 5.48-150000.5.54.1, 5.48-150200.13.30.1, 5.55-150300.3.25.1, 5.62-150400.4.16.1
bluez-cups - addressed in versions 5.13-5.42.2, 5.62-150400.4.16.1
bluez-cups-debuginfo - addressed in versions 5.13-5.42.2, 5.62-150400.4.16.1
libbluetooth3 (Ubuntu package) - addressed in versions 5.48-0ubuntu3.6, 5.53-0ubuntu3.4, 5.56-0ubuntu4.3, 5.60-0ubuntu2.1
bluez (Ubuntu package) - addressed in versions 5.48-0ubuntu3.6, 5.53-0ubuntu3.4, 5.56-0ubuntu4.3, 5.60-0ubuntu2.1
bluez-help - update to 5.54-10
bluez-debugsource - update to 5.54-10
bluez-libs - update to 5.54-10
bluez-devel - update to 5.54-10
bluez-debuginfo - update to 5.54-10
bluez-cups - update to 5.54-10
bluez - update to 5.54-10
bluez-deprecated - addressed in versions 5.55-150300.3.25.1, 5.62-150400.4.16.1
bluez-deprecated-debuginfo - addressed in versions 5.55-150300.3.25.1, 5.62-150400.4.16.1
bluez-obexd - update to 5.56-3
bluez-libs - update to 5.56-3
bluez-hid2hci - update to 5.56-3
bluez-cups - update to 5.56-3
bluez - update to 5.56-3
bluez (Red Hat package) - update to 5.56-3.el8
libbluetooth3-64bit - update to 5.62-150400.4.16.1
libbluetooth3-32bit - update to 5.62-150400.4.16.1
libbluetooth3-32bit-debuginfo - update to 5.62-150400.4.16.1
bluez-devel-64bit - update to 5.62-150400.4.16.1
libbluetooth3-64bit-debuginfo - update to 5.62-150400.4.16.1
bluez-test-debuginfo - update to 5.62-150400.4.16.1
bluez-devel-32bit - update to 5.62-150400.4.16.1
bluez-auto-enable-devices - update to 5.62-150400.4.16.1
bluez-test - update to 5.62-150400.4.16.1

• https://github.com/bluez/bluez/security/advisories/GHSA-3fqg-r8j5-f5xq
• https://lists.debian.org/debian-lts-announce/2021/11/msg00022.html
• https://security.netapp.com/advisory/ntap-20211203-0004/
• https://lists.debian.org/debian-lts-announce/2022/10/msg00026.html

• Denial of service in BlueZ
• SUSE update for bluez
• SUSE update for bluez
• SUSE update for bluez
• SUSE update for bluez
• SUSE update for bluez
• openEuler update for bluez
• Red Hat Enterprise Linux 8 update for bluez
• Ubuntu update for bluez
• Multiple vulnerabilities in Dell OpenManage Network Integration (OMNI)
• Anolis OS update for bluez
• Dell SmartFabric Storage Software update for third-party components