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ubuntucveUbuntu.comUB:CVE-2015-8660
HistoryDec 28, 2015 - 12:00 a.m.

CVE-2015-8660

2015-12-2800:00:00
ubuntu.com
ubuntu.com
18

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/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

0.001 Low

EPSS

Percentile

44.8%

JSON

The ovl_setattr function in fs/overlayfs/inode.c in the Linux kernel
through 4.3.3 attempts to merge distinct setattr operations, which allows
local users to bypass intended access restrictions and modify the
attributes of arbitrary overlay files via a crafted application.

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
sbeattie kernel 3.16 and older not affected
OSVersionArchitecturePackageVersionFilename
ubuntu15.04noarchlinux< 3.19.0-43.49UNKNOWN
ubuntu15.10noarchlinux< 4.2.0-23.28UNKNOWN
ubuntu14.04noarchlinux-lts-vivid< 3.19.0-43.49~14.04.1UNKNOWN
ubuntu14.04noarchlinux-lts-wily< 4.2.0-23.28~14.04.1UNKNOWN
ubuntu15.10noarchlinux-raspi2< 4.2.0-1018.25UNKNOWN

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6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/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

0.001 Low

EPSS

Percentile

44.8%

JSON
Related for UB:CVE-2015-8660
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