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ubuntucveUbuntu.comUB:CVE-2017-12193
HistoryNov 22, 2017 - 12:00 a.m.

CVE-2017-12193

2017-11-2200:00:00
ubuntu.com
ubuntu.com
20

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

5.3%

The assoc_array_insert_into_terminal_node function in lib/assoc_array.c in
the Linux kernel before 4.13.11 mishandles node splitting, which allows
local users to cause a denial of service (NULL pointer dereference and
panic) via a crafted application, as demonstrated by the keyring key type,
and key addition and link creation operations.

OSVersionArchitecturePackageVersionFilename
ubuntu17.10noarchlinux< 4.13.0-19.22UNKNOWN
ubuntu14.04noarchlinux< 3.13.0-153.203UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-103.126UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1005.5UNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1043.52UNKNOWN
ubuntu16.04noarchlinux-azure< 4.13.0-1005.7UNKNOWN
ubuntu16.04noarchlinux-gcp< 4.13.0-1002.5UNKNOWN
ubuntu16.04noarchlinux-hwe< 4.13.0-26.29~16.04.2UNKNOWN
ubuntu18.04noarchlinux-hwe-edge< 4.18.0-8.9~18.04.1UNKNOWN
ubuntu16.04noarchlinux-hwe-edge< 4.13.0-26.29~16.04.2UNKNOWN
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5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

5.3%