CVE-2016-6156

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Summary

CVECVE-2016-6156
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-08-06 20:59:08 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionRace condition in the ec_device_ioctl_xcmd function in drivers/platform/chrome/cros_ec_dev.c in the Linux kernel before 4.7 allows local users to cause a denial of service (out-of-bounds array access) by changing a certain size value, aka a "double fetch" vulnerability.

Risk And Classification

Primary CVSS: v3.0 5.1 MEDIUM from [email protected]

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

Problem Types: CWE-362 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary5.1MEDIUMCVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary1.9AV:L/AC:M/Au:N/C:N/I:N/A:P

CVSS v3.0 Breakdown

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

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

CVSS v2.0 Breakdown

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

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

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
Bugtraq: [CVE-2016-6156] Double-Fetch Vulnerability in Linux-4.6/drivers/platform/chrome/cros_ec_dev.c af854a3a-2127-422b-91ae-364da2661108 seclists.org Third Party Advisory, VDB Entry
Linux Kernel CVE-2016-6156 Local Information Disclosure Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
platform/chrome: cros_ec_dev - double fetch bug in ioctl · torvalds/linux@096cdc6 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch
Bug 1353490 – CVE-2016-6156 kernel: Race condition vulnerability in Chrome driver af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Issue Tracking, Patch
120131 – Double-Fetch bug in Linux-4.6/drivers/platform/chrome/cros_ec_dev.c af854a3a-2127-422b-91ae-364da2661108 bugzilla.kernel.org Issue Tracking
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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