CVE-2016-1714
8.1 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
8.6 High
AI Score
Confidence
High
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
0.004 Low
EPSS
Percentile
74.2%
The (1) fw_cfg_write and (2) fw_cfg_read functions in hw/nvram/fw_cfg.c in QEMU before 2.4, when built with the Firmware Configuration device emulation support, allow guest OS users with the CAP_SYS_RAWIO privilege to cause a denial of service (out-of-bounds read or write access and process crash) or possibly execute arbitrary code via an invalid current entry value in a firmware configuration.
| CPE | Name | Operator | Version |
|---|---|---|---|
| redhat:openstack | redhat openstack | eq | 5.0 |
| oracle:linux | oracle linux | eq | 6 |
| oracle:linux | oracle linux | eq | 7 |
| qemu:qemu | qemu | le | 2.3.0 |
References
rhn.redhat.com/errata/RHSA-2016-0081.html
rhn.redhat.com/errata/RHSA-2016-0082.html
rhn.redhat.com/errata/RHSA-2016-0083.html
rhn.redhat.com/errata/RHSA-2016-0084.html
rhn.redhat.com/errata/RHSA-2016-0085.html
rhn.redhat.com/errata/RHSA-2016-0086.html
rhn.redhat.com/errata/RHSA-2016-0087.html
rhn.redhat.com/errata/RHSA-2016-0088.html
www.debian.org/security/2016/dsa-3469
www.debian.org/security/2016/dsa-3470
www.debian.org/security/2016/dsa-3471
www.openwall.com/lists/oss-security/2016/01/11/7
www.openwall.com/lists/oss-security/2016/01/12/10
www.openwall.com/lists/oss-security/2016/01/12/11
www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
www.securityfocus.com/bid/80250
www.securitytracker.com/id/1034858
lists.gnu.org/archive/html/qemu-devel/2016-01/msg00428.html
security.gentoo.org/glsa/201604-01
Related
8.1 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
8.6 High
AI Score
Confidence
High
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
0.004 Low
EPSS
Percentile
74.2%