CVE-2018-9428 — In startDevice of AAudioServiceStreamBase.cpp there is a possible out of bounds write due to a use after free

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HIGH

In startDevice of AAudioServiceStreamBase.cpp there is a possible out of bounds write due to a use after free

Published Nov 19, 2024

8.4

HIGH

CVSS 3.1

EPSS 0.08%

Description

In startDevice of AAudioServiceStreamBase.cpp there is a possible out of bounds write due to a use after free. This could lead to local arbitrary code execution with no additional execution privileges needed. User interaction is needed for exploitation. https://source.android.com/security/bulletin/2018-07-01

Affected products

Vendor Google Product Android Default
unaffected
- Version
  8.1
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Google

Android

unaffected

Version	Status	Constraints
8.1	affected	-

Vendor Google Product Android Default
n/a
- Version
  8.1
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Google

Android

n/a

Version	Status	Constraints
8.1	affected	-

Remediation

No remediation recorded yet.

Metrics

0.08% 0.00082

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00082

Score over time

2024–2026

EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v3
EPSS v4
EPSS v5

Table of values (5 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.08% (0.00082)	0.21th	v5 (v2026.06.15)
Jun 15, 2026	0.08% (0.00083)	0.32th	v5 (v2026.06.15)
Mar 17, 2025	0.01% (0.00009)	0.41th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00043)	10.81th	v3 (v2023.03.01)
Nov 20, 2024	0.04% (0.00043)	10.28th	v3 (v2023.03.01)