Buffer overflow in Oracle Linux
CVE-2016-1714
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.061 (93.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.061 · newest: 0.061 · change: 0.000
Affected products
- Oracle Linux — versions 6, 7
- Qemu
- Red Hat OpenStack — versions 5.0
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2016/01/12/10 (mailing-list, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2016-0083.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-0085.html (vendor-advisory, VDB Entry, Third Party Advisory, Issue Tracking)
- rhn.redhat.com/errata/RHSA-2016-0086.html (vendor-advisory)
- www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html (Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/01/12/11 (mailing-list, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/01/11/7 (mailing-list, Third Party Advisory)
- www.securitytracker.com/id/1034858 (Third Party Advisory, vdb-entry)
- lists.gnu.org/archive/html/qemu-devel/2016-01/msg00428.html (Vendor Advisory, mailing-list)
- rhn.redhat.com/errata/RHSA-2016-0081.html (vendor-advisory)
Frequently asked questions
- What is CVE-2016-1714?
- CVE-2016-1714 is a high-severity vulnerability in Oracle Linux, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.1/10. Published 2016-04-07.
- How severe is CVE-2016-1714?
- High severity. CVSS v3 base score is 8.1 out of 10.