CVE-2017-15951

2017-10-2700:00:00

ubuntu.com

7.8 High

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

7.2 High

CVSS2

Access Vector

LOCAL

Access 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

0.0004 Low

EPSS

Percentile

5.3%

JSON

The KEYS subsystem in the Linux kernel before 4.13.10 does not correctly
synchronize the actions of updating versus finding a key in the “negative”
state to avoid a race condition, which allows local users to cause a denial
of service or possibly have unspecified other impact via crafted system
calls.

OSVersionArchitecturePackageVersionFilename
ubuntu17.10noarchlinux< 4.13.0-19.22UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-101.124UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1003.3UNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1041.50UNKNOWN
ubuntu16.04noarchlinux-azure< 4.13.0-1005.7UNKNOWN
ubuntu16.04noarchlinux-gcp< 4.13.0-1002.5UNKNOWN
ubuntu16.04noarchlinux-gke< 4.4.0-1034.34UNKNOWN
ubuntu16.04noarchlinux-hwe< 4.13.0-26.29~16.04.2UNKNOWN
ubuntu16.04noarchlinux-hwe-edge< 4.13.0-26.29~16.04.2UNKNOWN
ubuntu16.04noarchlinux-kvm< 4.4.0-1010.15UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	17.10	noarch	linux	< 4.13.0-19.22	UNKNOWN
ubuntu	16.04	noarch	linux	< 4.4.0-101.124	UNKNOWN
ubuntu	14.04	noarch	linux-aws	< 4.4.0-1003.3	UNKNOWN
ubuntu	16.04	noarch	linux-aws	< 4.4.0-1041.50	UNKNOWN
ubuntu	16.04	noarch	linux-azure	< 4.13.0-1005.7	UNKNOWN
ubuntu	16.04	noarch	linux-gcp	< 4.13.0-1002.5	UNKNOWN
ubuntu	16.04	noarch	linux-gke	< 4.4.0-1034.34	UNKNOWN
ubuntu	16.04	noarch	linux-hwe	< 4.13.0-26.29~16.04.2	UNKNOWN
ubuntu	16.04	noarch	linux-hwe-edge	< 4.13.0-26.29~16.04.2	UNKNOWN
ubuntu	16.04	noarch	linux-kvm	< 4.4.0-1010.15	UNKNOWN