CVE-2018-9539

HIGH

Google Android - Race Condition

Title source: rule

Description

In the ClearKey CAS descrambler, there is a possible use after free due to a race condition. 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-8.0 Android-8.1 Android-9. Android ID: A-113027383

Exploits (2)

nomisec WORKING POC 20 stars

by tamirzb · poc

https://github.com/tamirzb/CVE-2018-9539

View Code ZIP pw:eip

github WORKING POC 8 stars

by codecat007 · cpoc

https://github.com/codecat007/cvehub/tree/main/android/securityPatch/CVE-2018-9539

View Code ZIP pw:eip

References (2)

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/105865

[Patch, Vendor Advisory] https://source.android.com/security/bulletin/2018-11-01

Scores

CVSS v3 7.0

EPSS 0.0017

EPSS Percentile 38.5%

Attack Vector LOCAL

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

Details

CWE

CWE-362

Status published

Products (3)

google/android 8.0

google/android 8.1

google/android 9.0

Published Nov 14, 2018

Tracked Since Feb 18, 2026