Input validation error in Linux kernel - CVE-2013-6367

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU42230

Input validation error in Linux kernel - CVE-2013-6367

Published: December 14, 2013 / Updated: August 10, 2020


Vulnerability identifier: #VU42230
CSH Severity: Medium
CVSS v4.0: 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:Green
CVE-ID: CVE-2013-6367
CWE-ID: CWE-20
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The apic_get_tmcct function in arch/x86/kvm/lapic.c in the KVM subsystem in the Linux kernel through 3.12.5 allows guest OS users to cause a denial of service (divide-by-zero error and host OS crash) via crafted modifications of the TMICT value.


How to mitigate CVE-2013-6367

Install update from vendor's website.

Sources