What is CVE-2017-9686?

CVE-2017-9686 is a high-severity vulnerability in Google Android, classified under Double Free. CVSS score: 7.8/10. Published 2017-10-10.

How severe is CVE-2017-9686?

High severity. CVSS v3 base score is 7.8 out of 10.

Double Free in Google Android

CVE-2017-9686

In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, there is a possible double free/use after free in the SPS driver when debugfs logging is used.

Vulnerability class: Double Free

Published 2017-10-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (3.6th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Google Android — versions 8.0

Weakness classification (CWE)

CWE-415 — Double Free

References

source.android.com/security/bulletin/pixel/2017-10-01 (Vendor Advisory)
www.securityfocus.com/bid/101160 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2017-9686?: CVE-2017-9686 is a high-severity vulnerability in Google Android, classified under Double Free. CVSS score: 7.8/10. Published 2017-10-10.
How severe is CVE-2017-9686?: High severity. CVSS v3 base score is 7.8 out of 10.