CVE-2016-9756

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2016-9756
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-12-28 07:59:00 UTC
Updated2026-05-06 22:30:45 UTC
Descriptionarch/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.

Risk And Classification

Primary CVSS: v3.0 5.5 MEDIUM from [email protected]

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.000300000 probability, percentile 0.087540000 (date 2026-05-11)

Problem Types: CWE-200 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary5.5MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
2.0[email protected]Primary2.1AV:L/AC:L/Au:N/C:P/I:N/A:N

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:L/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
KVM: x86: drop error recovery in em_jmp_far and em_ret_far · torvalds/linux@2117d53 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Vendor Advisory
oss-security - CVE request: Kernel: kvm: stack memory information leakage af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.12 af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Release Notes
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch, Vendor Advisory
[security-announce] openSUSE-SU-2017:0002-1: important: Security update af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Linux Kernel 'kvm/emulate.c' Information Disclosure Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Bug 1400468 – CVE-2016-9756 Kernel: kvm: stack memory information leakage af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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