#VU3355 Improper check or handling of exceptional conditions in Linux kernel and Xen - CVE-2015-5307 

 

#VU3355 Improper check or handling of exceptional conditions in Linux kernel and Xen - CVE-2015-5307

Published: November 30, -0001 / Updated: April 17, 2018


Vulnerability identifier: #VU3355
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2015-5307
CWE-ID: CWE-703
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Xen
Software vendor:
Linux Foundation
Xen Project

Description

The vulnerability allows an adjacent attacker to cause DoS condition on the target system.

The weakness exists in the KVM subsystem due to many #AC (aka Alignment Check) exceptions, related to svm.c and vmx.c. An adjacent attacker can cause the service to crash.

Remediation

Update Linux Kernel to 4.2.7 or Xen to 4.7.

External links