What is CVE-2019-10538?

CVE-2019-10538 is a critical-severity vulnerability in Qualcomm Msm8909w, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2019-09-30.

How severe is CVE-2019-10538?

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

Improper input validation in Qualcomm Msm8909w

CVE-2019-10538

Lack of check of address range received from firmware response allows modem to respond arbitrary pages into its address range which can compromise HLOS in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in MSM8909W, MSM8996AU, QCS405, QCS605, Qualcomm 215, SD 425, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 665, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 820A, SD 845 / SD 850, SD 855, SDA660, SDM439, SDM660, SDX20, SDX24

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2019-09-30 · 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: 0.011 (64.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.codeaurora.org/security-bulletin/2019/08/05/august-2019-code-aurora-securit… (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2019-10538?: CVE-2019-10538 is a critical-severity vulnerability in Qualcomm Msm8909w, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2019-09-30.
How severe is CVE-2019-10538?: Critical severity. CVSS v3 base score is 9.8 out of 10.