Vulnerability identifier: #VU16198
Vulnerability risk: Low
CVSSv3.1: 5.7 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-190
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
QEMU
Client/Desktop applications /
Virtualization software
Vendor: QEMU
Description
The vulnerability allows an adjacent attacker to cause DoS condition on the target system.
The vulnerability exists due to integer overflow in various Bluetooth functions in routines wherein 'len' parameter is a 'signed int' which subsequently converts to an unsigned integer. An adjacent attacker can trigger memory corruption and cause the service to crash.
Mitigation
Install update from vendor's website.
Vulnerable software versions
QEMU: All versions
External links
http://lists.gnu.org/archive/html/qemu-devel/2018-11/msg03570.html
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.