What is CVE-2018-11930?

CVE-2018-11930 is a critical-severity vulnerability in Qualcomm Mdm9150, classified under Integer Underflow. CVSS score: 9.8/10. Published 2019-05-24.

How severe is CVE-2018-11930?

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

Integer overflow in Qualcomm Mdm9150

CVE-2018-11930

Improper input validation on input data which is used to locate and copy the additional IEs in WLAN function can lead to potential integer truncation issue in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile in MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCS605, Qualcomm 215, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 675, SD 820A, SD 835, SD 845 / SD 850, SD 855, SDA660, SDM439, SDM630, SDM660, SDX20, SDX24, SM7150

Published 2019-05-24 · 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: 0.009 (59.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.6% 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-191 — Integer Underflow

References

www.codeaurora.org/security-bulletin/2019/04/01/april-2019-code-aurora-security… (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2018-11930?: CVE-2018-11930 is a critical-severity vulnerability in Qualcomm Mdm9150, classified under Integer Underflow. CVSS score: 9.8/10. Published 2019-05-24.
How severe is CVE-2018-11930?: Critical severity. CVSS v3 base score is 9.8 out of 10.