PT-2016-7533 · Linux+5 · Linux Kernel+5

Owen Hofmann + 1 · Published 2016-11-11 · Updated 2023-02-12 · CVE-2016-8630

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.8.7

Description The issue allows local users to cause a denial of service, resulting in a host OS crash. This is achieved through a certain use of a ModR/M byte in an undefined instruction when KVM is enabled.

Recommendations For versions prior to 4.8.7, update to version 4.8.7 or later to resolve the issue.

Fix

DoS

Improper Access Control

NULL Pointer Dereference

Weakness Enumeration

CWE-284

CWE-476

Related Identifiers

ALT-PU-2016-2276

ALT-PU-2017-1330

CESA-2017_0386

CVE-2016-8630

MGASA-2016-0401

MGASA-2016-0411

MGASA-2016-0412

OPENSUSE-SU-2016_3058-1

RHSA-2017:0386

RHSA-2017:0387

RHSA-2017_0386

RHSA-2017_0387

USN-3161-1

USN-3161-2

USN-3161-3

USN-3161-4

USN-3162-1

USN-3162-2

Affected Products

Alt Linux

Centos

Linux Kernel

Red Hat

Suse

Ubuntu

References · 55

• https://github.com/torvalds/linux/commit/d9092f52d7e61dd1557f2db2400ddb430e85937e · Patch
• https://osv.dev/vulnerability/CVE-2016-8630 · Vendor Advisory
• http://rhn.redhat.com/errata/RHSA-2017-0387.html · Vendor Advisory
• https://osv.dev/vulnerability/USN-3161-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-8964 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2016-8630 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3161-4 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2016-0411.html · Security Note
• https://osv.dev/vulnerability/MGASA-2016-0411 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-9178 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-8630 · Security Note
• https://ubuntu.com/security/notices/USN-3162-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-4568 · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-7097 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2016-8630 · Vendor Advisory