CVE-2015-8955

MEDIUM

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.

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8fff105e13041e49b82f92eef034f363a6b1c071

http://source.android.com/security/bulletin/2016-10-01.html

http://www.securityfocus.com/bid/93314

https://github.com/torvalds/linux/commit/8fff105e13041e49b82f92eef034f363a6b1c071

Details

Source: MITRE

Published: 2016-10-10

Updated: 2016-11-28

Type: CWE-264

Risk Information

CVSS v2.0

Base Score: 6.9

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

Impact Score: 10

Exploitability Score: 3.4

Severity: MEDIUM

CVSS v3.0

Base Score: 7.3

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

Impact Score: 5.9

Exploitability Score: 1.3

Severity: HIGH