What is CVE-2015-9016?

CVE-2015-9016 is a high-severity vulnerability in Google Android, classified under CWE-264. CVSS score: 7.0/10. Published 2018-04-05.

How severe is CVE-2015-9016?

High severity. CVSS v3 base score is 7.0 out of 10.

Vulnerability in Google Android

CVE-2015-9016

In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.

Published 2018-04-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (3.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: -0.000

Affected products

Google Android
Google Inc. Android — versions Android kernel

Weakness classification (CWE)

References

www.debian.org/security/2018/dsa-4187 (vendor-advisory)
github.com/torvalds/linux/commit/0048b4837affd153897ed1222283492070027aa9 (Patch, Vendor Advisory)
source.android.com/security/bulletin/2018-02-01 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2015-9016?: CVE-2015-9016 is a high-severity vulnerability in Google Android, classified under CWE-264. CVSS score: 7.0/10. Published 2018-04-05.
How severe is CVE-2015-9016?: High severity. CVSS v3 base score is 7.0 out of 10.