SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2018-9428

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

HIGH 7.8EPSS 0.08%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.08% probability · 0th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-416, CWE-787
Affected
google/android
Source
security@android.com
EPSS trend
0%3%5%27 October 2026: 0.08%27 October 202627 October 2026

EPSS 0.1% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.