What is CVE-2017-15826?

CVE-2017-15826 is a high-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.8/10. Published 2018-03-30.

How severe is CVE-2017-15826?

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

Double Free in Google Android

CVE-2017-15826

Due to a race condition in MDSS rotator in Android for MSM, Firefox OS for MSM, and QRD Android before 2017-10-20, a double free vulnerability may potentially exist when two threads free the same perf structures.

Vulnerability class: Race Condition

Published 2018-03-30 · 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: 0.001 (1.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.8% 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
Qualcomm, Inc. Android For Msm, Firefox OS Qrd — versions All Android releases from CAF using the Linux kernel

Weakness classification (CWE)

References

source.android.com/security/bulletin/pixel/2018-02-01 (Vendor Advisory)
source.codeaurora.org/quic/la/kernel/msm-4.4/commit/ (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2017-15826?: CVE-2017-15826 is a high-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.8/10. Published 2018-03-30.
How severe is CVE-2017-15826?: High severity. CVSS v3 base score is 7.8 out of 10.