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CVE-2016-6156

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Date: August 6, 2016

Race 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.

Language: C

Severity Score

Related Resources (9)

http://seclists.org/bugtraq/2016/Jul/20
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-6156
https://nvd.nist.gov/vuln/detail/CVE-2016-6156
https://github.com/torvalds/linux/commit/096cdc6f52225835ff503f987a0d68ef770bb78e
https://bugzilla.kernel.org/show_bug.cgi?id=120131
http://www.securityfocus.com/bid/91553
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096cdc6f52225835ff503f987a0d68ef770bb78e
https://bugzilla.redhat.com/show_bug.cgi?id=1353490
https://www.mend.io/vulnerability-database/CVE-2016-6156

Severity Score

Weakness Type (CWE)

Race Conditions

CWE-362

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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