Vulnerability identifier: #VU23109
Vulnerability risk: Low
CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-125
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
BlueZ
Universal components / Libraries /
Libraries used by multiple products
Vendor: BlueZ Project
Description
The vulnerability allows a local user to perform denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within packet_hexdump() function in monitor/packet.c. A local user can pass a specially crafted dump file, trigger out-of-bounds read error and crash the affected application.
Mitigation
Install update from vendor's website.
Vulnerable software versions
BlueZ: 5.42
External links
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00054.html
http://www.spinics.net/lists/linux-bluetooth/msg68898.html
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.