What is CVE-2020-3671?

CVE-2020-3671 is a critical-severity vulnerability in Qualcomm Apq8009, classified under Use After Free. CVSS score: 9.8/10. Published 2020-07-30.

How severe is CVE-2020-3671?

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

Use After Free in Qualcomm Apq8009

CVE-2020-3671

Use-after-free issue could occur due to dangling pointer when generating a frame buffer in OpenGL ES in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in APQ8009, Nicobar, QCM2150, QCS405, Saipan, SDM845, SM8150, SM8250, SXR2130

Vulnerability class: Use-After-Free

Published 2020-07-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% 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

Weakness classification (CWE)

CWE-416 — Use After Free

References

www.qualcomm.com/company/product-security/bulletins/july-2020-bulletin (Broken Link)
www.qualcomm.com/company/product-security/bulletins/july-2020-security-bulletin (Vendor Advisory)

Frequently asked questions

What is CVE-2020-3671?: CVE-2020-3671 is a critical-severity vulnerability in Qualcomm Apq8009, classified under Use After Free. CVSS score: 9.8/10. Published 2020-07-30.
How severe is CVE-2020-3671?: Critical severity. CVSS v3 base score is 9.8 out of 10.