National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2015-8955 Detail

Description

arch/arm64/kernel/perf_event.c in the Linux kernel before 4.1 on arm64 platforms allows local users to gain privileges or cause a denial of service (invalid pointer dereference) via vectors involving events that are mishandled during a span of multiple HW PMUs.

Source:  MITRE
Description Last Modified:  10/10/2016

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.3 HIGH
Vector: AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.3

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.9 MEDIUM
Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.4

Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8fff105e13041e49b82f92eef034f363a6b1c071 Issue Tracking Patch
http://source.android.com/security/bulletin/2016-10-01.html Vendor Advisory
http://www.securityfocus.com/bid/93314
https://github.com/torvalds/linux/commit/8fff105e13041e49b82f92eef034f363a6b1c071 Issue Tracking Patch Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-8955
NVD Published Date:
10/10/2016
NVD Last Modified:
11/28/2016