What is CVE-2014-9978?

CVE-2014-9978 is a critical-severity vulnerability in Google Android, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2017-08-18.

How severe is CVE-2014-9978?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Google Android

CVE-2014-9978

In all Qualcomm products with Android releases from CAF using the Linux kernel, a buffer overflow vulnerability exists in a QTEE service.

Vulnerability class: Buffer Overflow

Published 2017-08-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · 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-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

source.android.com/security/bulletin/2017-07-01 (Vendor Advisory)
www.securityfocus.com/bid/99467 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2014-9978?: CVE-2014-9978 is a critical-severity vulnerability in Google Android, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2017-08-18.
How severe is CVE-2014-9978?: Critical severity. CVSS v3 base score is 9.8 out of 10.