CVE-2016-9083
kernel: State machine confusion bug in vfio driver leading to memory corruption
Severity
ImportantRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · October 12, 2016
Updated · November 2, 2026
Description
A flaw was discovered in the Linux kernel's implementation of VFIO. An attacker issuing an ioctl can create a situation where memory is corrupted and modify memory outside of the expected area. This may overwrite kernel memory and subvert kernel execution.
Statement
This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.
This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7. This has been rated as having Moderate security impact and is currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 5.3CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
CVSS 2.0 · 7.2AV:L/AC:L/Au:N/C:C/I:C/A:C
CWE-391 · DEPRECATED: Unchecked Error Condition