Vulnerability identifier: #VU12747
Vulnerability risk: Low
CVSSv3.1: 5.1 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C]
CVE-ID:
CWE-ID:
CWE-665
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.
The weakness exists in the vhost/vhost.c:vhost_new_msg() function due to improper initialization of memory in messages that are passed between virtual guests and the host operating system. A local attacker can read from the /dev/vhost-net device file and read sensitive kernel memory information.
Mitigation
Cybersecurity is currently unaware of any solutions addressing the vulnerability.
Vulnerable software versions
Linux kernel: 4.8.0 - 4.8.17
External links
http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1118
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.