CVE-2016-1714

Severity: high (CVSS 8.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-04-07 · updated 2026-06-17
Weakness: CWE-119

Description

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.

Affected products

Oracle Corporation Oracle Linux: 6, 7
QEMU: through 2.3.0
OpenStack: 5.0

References

http://rhn.redhat.com/errata/RHSA-2016-0081.html
http://rhn.redhat.com/errata/RHSA-2016-0082.html
http://rhn.redhat.com/errata/RHSA-2016-0083.html
http://rhn.redhat.com/errata/RHSA-2016-0084.html
http://rhn.redhat.com/errata/RHSA-2016-0085.html
http://rhn.redhat.com/errata/RHSA-2016-0086.html
http://rhn.redhat.com/errata/RHSA-2016-0087.html
http://rhn.redhat.com/errata/RHSA-2016-0088.html
http://www.debian.org/security/2016/dsa-3469
http://www.debian.org/security/2016/dsa-3470
http://www.debian.org/security/2016/dsa-3471
http://www.openwall.com/lists/oss-security/2016/01/11/7

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