Vulnerability Details : CVE-2014-0055
The get_rx_bufs function in drivers/vhost/net.c in the vhost-net subsystem in the Linux kernel package before 2.6.32-431.11.2 on Red Hat Enterprise Linux (RHEL) 6 does not properly handle vhost_get_vq_desc errors, which allows guest OS users to cause a denial of service (host OS crash) via unspecified vectors.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-0055
Probability of exploitation activity in the next 30 days: 0.06%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 25 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-0055
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.5
|
MEDIUM | AV:A/AC:L/Au:S/C:N/I:N/A:C |
5.1
|
6.9
|
NIST |
References for CVE-2014-0055
-
https://bugzilla.redhat.com/show_bug.cgi?id=1062577
1062577 – (CVE-2014-0055) CVE-2014-0055 kernel: vhost-net: insufficient handling of error conditions in get_rx_bufs()
-
http://rhn.redhat.com/errata/RHSA-2014-0328.html
RHSA-2014:0328 - Security Advisory - Red Hat Customer Portal
-
http://www.securityfocus.com/bid/66441
Linux Kernel 'get_rx_bufs()' Function Denial of Service Vulnerability
-
http://rhn.redhat.com/errata/RHSA-2014-0339.html
RHSA-2014:0339 - Security Advisory - Red Hat Customer Portal
Products affected by CVE-2014-0055
- cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*