Type confusion

2018-12-0614:29:00

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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:3.1/AV:L/AC:L/PR:L/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

0.0004 Low

EPSS

Percentile

8.3%

JSON

In sk_clone_lock of sock.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-113509306. References: Upstream kernel.

CPENameOperatorVersion
ubuntu_linuxeq14.04
ubuntu_linuxeq12.04
linux_kernelge3.19
linux_kernellt4.1.46
linux_kernelge4.5
linux_kernellt4.9.55
linux_kernelge4.10
linux_kernellt4.13.6
linux_kernellt3.10.108
linux_kernelge3.11

Name	Operator	Version
ubuntu_linux	eq	14.04
ubuntu_linux	eq	12.04
linux_kernel	ge	3.19
linux_kernel	lt	4.1.46
linux_kernel	ge	4.5
linux_kernel	lt	4.9.55
linux_kernel	ge	4.10
linux_kernel	lt	4.13.6
linux_kernel	lt	3.10.108
linux_kernel	ge	3.11