In writeTypedArrayList and readTypedArrayList of Parcel.java, there is a possible escalation of privilege due to type confusion.

Published 23 mo ago 2024-11-19 · modified 4 mo ago 2026-06-17 · JSON

CVSS

7.8

v3.1 · CNA

CISA KEV

not known exploited

EPSS

0.1%

percentile 0%

Public exploits

none known

In writeTypedArrayList and readTypedArrayList of Parcel.java, there is a possible escalation of privilege 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.

CISA SSVC assessment

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 23 mo ago 2024-11-20

Exploit prediction (EPSS)

0.09% probability of exploitation in the next 30 days, higher than 0% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
CISA ADP	3.1	7.8	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`
NVD	3.1	7.8	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`
CNA	3.1	7.8	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`

Affected products

Google Android

Classification

Weakness

CWE-704 Incorrect Type Conversion or Cast
CWE-843 Access of Resource Using Incompatible Type

References

source.android.com /security/bulletin/2018-06-01

Sources

CVE List: CVE-2018-9339
NVD: CVE-2018-9339

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.

Summary