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ubuntucveUbuntu.comUB:CVE-2016-4794
HistoryMay 23, 2016 - 12:00 a.m.

CVE-2016-4794

2016-05-2300:00:00
ubuntu.com
ubuntu.com
11

7.2 High

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

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

0.0004 Low

EPSS

Percentile

5.1%

Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6
allows local users to cause a denial of service (BUG) or possibly have
unspecified other impact via crafted use of the mmap and bpf system calls.

Bugs

Notes

Author Note
jdstrand android kernels (flo, goldfish, grouper, maguro, mako and manta) are not supported on the Ubuntu Touch 14.10 and earlier preview kernels linux-lts-saucy no longer receives official support linux-lts-quantal no longer receives official support
OSVersionArchitecturePackageVersionFilename
ubuntu16.04noarchlinux< 4.4.0-34.53UNKNOWN
ubuntu14.04noarchlinux-lts-vivid< 3.19.0-66.74~14.04.1UNKNOWN
ubuntu14.04noarchlinux-lts-xenial< 4.4.0-34.53~14.04.1UNKNOWN
ubuntu16.04noarchlinux-raspi2< 4.4.0-1019.25UNKNOWN
ubuntu16.04noarchlinux-snapdragon< 4.4.0-1022.25UNKNOWN

7.2 High

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

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

0.0004 Low

EPSS

Percentile

5.1%