Use-after-free in BlueZ - CVE-2016-9798
Published: December 2, 2019
Vulnerability identifier: #VU23107
CSH Severity: Low
CVSS v4.0: 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:U/U:Clear
CVE-ID: CVE-2016-9798
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: BlueZ Project
Affected software:
BlueZ
BlueZ
Detailed vulnerability description
The vulnerability allows a local user to perform denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error within the conf_opt() function in tools/parser/l2cap.c when processing a corrupted dump file. A local user can use a specially crafted dump file to crash hcidump.
How to mitigate CVE-2016-9798
Install updates from vendor's website.