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ubuntucveUbuntu.comUB:CVE-2018-9415
HistoryJul 03, 2018 - 12:00 a.m.

CVE-2018-9415

2018-07-0300:00:00
ubuntu.com
ubuntu.com
12

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.3%

In driver_override_store and driver_override_show of bus.c, there is a
possible double free due to improper locking. This could lead to local
escalation of privilege with System execution privileges needed. User
interaction is not needed for exploitation. Product: Android Versions:
Android kernel Android ID: A-69129004 References: Upstream kernel.

Notes

Author Note
sbeattie the fix to drivers/pci/pci-sysfs.c in the first patchwork link may be needed, too.
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux<Β 4.15.0-33.36UNKNOWN
ubuntu16.04noarchlinux<Β 4.4.0-128.154UNKNOWN
ubuntu18.04noarchlinux-aws<Β 4.15.0-1020.20UNKNOWN
ubuntu14.04noarchlinux-aws<Β 4.4.0-1023.23UNKNOWN
ubuntu16.04noarchlinux-aws<Β 4.4.0-1061.70UNKNOWN
ubuntu18.04noarchlinux-azure<Β 4.15.0-1022.23UNKNOWN
ubuntu16.04noarchlinux-azure<Β 4.15.0-1022.22~16.04.1UNKNOWN
ubuntu16.04noarchlinux-azure-edge<Β 4.15.0-1022.23UNKNOWN
ubuntu18.04noarchlinux-gcp<Β 4.15.0-1018.19UNKNOWN
ubuntu16.04noarchlinux-gcp<Β 4.15.0-1018.19~16.04.2UNKNOWN
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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:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.3%