CVE-2016-9756
Kernel: kvm: stack memory information leakage
Severity
LowRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · November 22, 2016
Updated · November 21, 2025
Description
arch/x86/kvm/emulate.c in the Linux kernel before 4.8.12 does not properly initialize Code Segment (CS) in certain error cases, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.
Statement
This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.
This issue affects the version of Linux kernel as shipped with Red Hat Enterprise Linux 7.
This has been rated as having Low security impact and is not 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 · 4.1CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
CVSS 2.0 · 2.3AV:A/AC:M/Au:S/C:P/I:N/A:N
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor