7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.8 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
OpenStack Compute (nova) is vulnerable to denial of service (DoS) attack. It is possible because it does not restrict qemu-ing calls to consume as much as 4 GB of RAM on the compute host by uploading a malicious image, leading to out-of-memory errors and negatively affect other running tenant instances.
rhn.redhat.com/errata/RHSA-2016-2923.html
rhn.redhat.com/errata/RHSA-2016-2991.html
rhn.redhat.com/errata/RHSA-2017-0153.html
rhn.redhat.com/errata/RHSA-2017-0156.html
rhn.redhat.com/errata/RHSA-2017-0165.html
rhn.redhat.com/errata/RHSA-2017-0282.html
www.openwall.com/lists/oss-security/2016/10/06/8
www.securityfocus.com/bid/76849
access.redhat.com/errata/RHSA-2016:2923
access.redhat.com/errata/RHSA-2016:2991
access.redhat.com/errata/RHSA-2017:0153
access.redhat.com/errata/RHSA-2017:0156
access.redhat.com/errata/RHSA-2017:0165
access.redhat.com/errata/RHSA-2017:0282
access.redhat.com/security/cve/CVE-2015-5162
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1268303
bugzilla.redhat.com/show_bug.cgi?id=1357461
bugzilla.redhat.com/show_bug.cgi?id=1379385
bugzilla.redhat.com/show_bug.cgi?id=1381466
bugzilla.redhat.com/show_bug.cgi?id=1381534
bugzilla.redhat.com/show_bug.cgi?id=1381965
bugzilla.redhat.com/show_bug.cgi?id=1383899
bugzilla.redhat.com/show_bug.cgi?id=1385486
bugzilla.redhat.com/show_bug.cgi?id=1386263
bugzilla.redhat.com/show_bug.cgi?id=1387467
bugzilla.redhat.com/show_bug.cgi?id=1387617
bugzilla.redhat.com/show_bug.cgi?id=1390109
bugzilla.redhat.com/show_bug.cgi?id=1396263
launchpad.net/bugs/1449062
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.8 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C