CVE-2019-10621

Name: CVE-2019-10621
Creator: NVD / NIST
Published: 2020-04-16T11:15:13.917+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.20%

Last modified Jun 17, 2026

CVE-2019-10621 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Use after free issue when MAP and UNMAP calls at same time as data structure used my MAP may be freed by UNMAP function in Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in Nicobar, QCS405, Rennell, Saipan, SC8180X, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

Description

Use after free issue when MAP and UNMAP calls at same time as data structure used my MAP may be freed by UNMAP function in Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in Nicobar, QCS405, Rennell, Saipan, SC8180X, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.20%

9.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Qualcomm	Nicobar Firmware	All versions
Qualcomm	Qcs405 Firmware	All versions
Qualcomm	Rennell Firmware	All versions
Qualcomm	Saipan Firmware	All versions
Qualcomm	Sc8180x Firmware	All versions
Qualcomm	Sdx55 Firmware	All versions
Qualcomm	Sm6150 Firmware	All versions
Qualcomm	Sm7150 Firmware	All versions
Qualcomm	Sm8150 Firmware	All versions
Qualcomm	Sm8250 Firmware	All versions
Qualcomm	Sxr2130 Firmware	All versions

References

https://www.qualcomm.com/company/product-security/bulletins/april-2020-bulletinPatch, Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/april-2020-bulletinPatch, Vendor Advisory

Timeline

Published: Apr 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-10621?

How severe is CVE-2019-10621?

CVE-2019-10621 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.

How do I fix CVE-2019-10621?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-10621?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST