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 ser…
Vulnerability class: Buffer Overflow
EPSS: 0.003 (57.2th percentile) — read the EPSS interpretation.
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.
Affected products
- Oracle Linux — versions 6, 7
- Qemu
- Redhat Openstack — versions 5.0
- N/a — versions n/a
Weakness classification (CWE)
References
- [oss-security] 20160112 Re: CVE request Qemu: nvram: OOB r/w access in processing firmware configurations (mailing-list, x_refsource_MLIST, Third Party Advisory)
- RHSA-2016:0083 (x_refsource_REDHAT, vendor-advisory)
- RHSA-2016:0085 (x_refsource_REDHAT, vendor-advisory, Third Party Advisory, VDB Entry, Issue Tracking)
- RHSA-2016:0086 (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- [oss-security] 20160112 Re: Re: CVE request Qemu: nvram: OOB r/w access in processing firmware configurations (mailing-list, x_refsource_MLIST, Third Party Advisory)
- [oss-security] 20160111 CVE request Qemu: nvram: OOB r/w access in processing firmware configurations (mailing-list, x_refsource_MLIST, Third Party Advisory)
- 1034858 (Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- [Qemu-devel] 20160106 [PATCH v2 for v2.3.0] fw_cfg: add check to validate current entry value (Vendor Advisory, mailing-list, x_refsource_MLIST)
- RHSA-2016:0081 (x_refsource_REDHAT, 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.