What is CVE-2017-8242?

CVE-2017-8242 is a medium-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.9/10. Published 2017-06-13.

How severe is CVE-2017-8242?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Google Android

CVE-2017-8242

In all Android releases from CAF using the Linux kernel, a race condition exists in a QTEE driver potentially leading to an arbitrary memory write.

Vulnerability class: Race Condition

Published 2017-06-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.003 (23.2th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Google Android
Qualcomm, Inc. All Qualcomm Products — versions All Android releases from CAF using the Linux kernel

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

source.android.com/security/bulletin/2017-06-01 (Patch, Vendor Advisory)
www.securitytracker.com/id/1038623 (vdb-entry)

Frequently asked questions

What is CVE-2017-8242?: CVE-2017-8242 is a medium-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.9/10. Published 2017-06-13.
How severe is CVE-2017-8242?: Medium severity. CVSS v3 base score is 5.9 out of 10.