CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
0.4%
Issue Overview:
Perception Point Research identified (http://perception-point.io/2016/01/14/analysis-and-exploitation-of-a-linux-kernel-vulnerability-cve-2016-0728/) a use-after-free vulnerability, representing a local privilege escalation vulnerability in the Linux kernel. Their post contains a detailed analysis of the bug.
kernel-4.1.13-19.30.amzn1 and earlier versions are impacted.
Affected Packages:
kernel
Issue Correction:
Run yum clean all followed by yum update kernel to update your system. You will need to reboot your system in order for the new kernel to be running.
New Packages:
i686:
kernel-tools-debuginfo-4.1.13-19.31.amzn1.i686
kernel-devel-4.1.13-19.31.amzn1.i686
kernel-headers-4.1.13-19.31.amzn1.i686
perf-debuginfo-4.1.13-19.31.amzn1.i686
kernel-tools-4.1.13-19.31.amzn1.i686
kernel-4.1.13-19.31.amzn1.i686
kernel-tools-devel-4.1.13-19.31.amzn1.i686
perf-4.1.13-19.31.amzn1.i686
kernel-debuginfo-common-i686-4.1.13-19.31.amzn1.i686
kernel-debuginfo-4.1.13-19.31.amzn1.i686
noarch:
kernel-doc-4.1.13-19.31.amzn1.noarch
src:
kernel-4.1.13-19.31.amzn1.src
x86_64:
kernel-tools-4.1.13-19.31.amzn1.x86_64
perf-debuginfo-4.1.13-19.31.amzn1.x86_64
kernel-headers-4.1.13-19.31.amzn1.x86_64
kernel-tools-devel-4.1.13-19.31.amzn1.x86_64
kernel-debuginfo-common-x86_64-4.1.13-19.31.amzn1.x86_64
kernel-tools-debuginfo-4.1.13-19.31.amzn1.x86_64
kernel-debuginfo-4.1.13-19.31.amzn1.x86_64
kernel-4.1.13-19.31.amzn1.x86_64
kernel-devel-4.1.13-19.31.amzn1.x86_64
perf-4.1.13-19.31.amzn1.x86_64
Red Hat: CVE-2016-0728
Mitre: CVE-2016-0728
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 1 | i686 | kernel-tools-debuginfo | < 4.1.13-19.31.amzn1 | kernel-tools-debuginfo-4.1.13-19.31.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | kernel-devel | < 4.1.13-19.31.amzn1 | kernel-devel-4.1.13-19.31.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | kernel-headers | < 4.1.13-19.31.amzn1 | kernel-headers-4.1.13-19.31.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | perf-debuginfo | < 4.1.13-19.31.amzn1 | perf-debuginfo-4.1.13-19.31.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | kernel-tools | < 4.1.13-19.31.amzn1 | kernel-tools-4.1.13-19.31.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | kernel | < 4.1.13-19.31.amzn1 | kernel-4.1.13-19.31.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | kernel-tools-devel | < 4.1.13-19.31.amzn1 | kernel-tools-devel-4.1.13-19.31.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | perf | < 4.1.13-19.31.amzn1 | perf-4.1.13-19.31.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | kernel-debuginfo-common-i686 | < 4.1.13-19.31.amzn1 | kernel-debuginfo-common-i686-4.1.13-19.31.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | kernel-debuginfo | < 4.1.13-19.31.amzn1 | kernel-debuginfo-4.1.13-19.31.amzn1.i686.rpm |
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
0.4%