What is CVE-2017-17766?

CVE-2017-17766 is a critical-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2018-03-30.

How severe is CVE-2017-17766?

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

Integer overflow in Google Android

CVE-2017-17766

In wma_peer_info_event_handler() in Android for MSM, Firefox OS for MSM, and QRD Android before 2017-10-03, the value of num_peers received from firmware is not properly validated so that an integer overflow vulnerability in the size of a buffer allocation may potentially lead to a buffer overflow.

Vulnerability class: Integer Overflow

Published 2018-03-30 · 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: 0.006 (48.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · 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)

CWE-190 — Integer Overflow or Wraparound

References

source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/c… (Patch, Third Party Advisory)
source.android.com/security/bulletin/pixel/2018-02-01 (Vendor Advisory)

Frequently asked questions

What is CVE-2017-17766?: CVE-2017-17766 is a critical-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2018-03-30.
How severe is CVE-2017-17766?: Critical severity. CVSS v3 base score is 9.8 out of 10.