Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU79524
Risk: Medium
CVSSv3.1: 4 [CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-41229
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe 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.
MitigationUpdate the affected package bluez to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Workstation Extension 12: 12-SP5
SUSE Linux Enterprise Software Development Kit 12: SP5
SUSE Linux Enterprise Server for SAP Applications 12: SP5
SUSE Linux Enterprise Server 12: SP5
SUSE Linux Enterprise High Performance Computing 12: SP5
bluez-cups-debuginfo: before 5.13-5.42.2
bluez-cups: before 5.13-5.42.2
libbluetooth3-debuginfo: before 5.13-5.42.2
bluez: before 5.13-5.42.2
libbluetooth3: before 5.13-5.42.2
bluez-devel: before 5.13-5.42.2
bluez-debugsource: before 5.13-5.42.2
bluez-debuginfo: before 5.13-5.42.2
CPE2.3http://www.suse.com/support/update/announcement/2023/suse-su-20233689-1/
Q & A
Can this vulnerability be exploited remotely?
No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.