#VU67528 NULL pointer dereference in Linux D-Bus Message Broker - CVE-2022-31213
Published: September 21, 2022
Vulnerability identifier: #VU67528
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2022-31213
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vulnerable software:
Linux D-Bus Message Broker
Linux D-Bus Message Broker
Software vendor:
bus1
bus1
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error when handling a malformed XML config file. A local user can supply a specially crafted XML file to the service and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.