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ubuntucveUbuntu.comUB:CVE-2017-13686
HistoryAug 24, 2017 - 12:00 a.m.

CVE-2017-13686

2017-08-2400:00:00
ubuntu.com
ubuntu.com
13

CVSS2

7.2

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

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

5.1%

net/ipv4/route.c in the Linux kernel 4.13-rc1 through 4.13-rc6 is too late
to check for a NULL fi field when RTM_F_FIB_MATCH is set, which allows
local users to cause a denial of service (NULL pointer dereference) or
possibly have unspecified other impact via crafted system calls. NOTE: this
does not affect any stable release.

Notes

Author Note
tyhicks The flaw only existed in -rc releases of the kernel

CVSS2

7.2

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

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

5.1%

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