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Vulnerability record · CVE-2023-21670 · published 6 June 2023

CVE-2023-21670: Qualcomm 315 5g iot modem firmware improper access control vulnerability

Qualcomm · 315 5g Iot Modem Firmware

Memory Corruption in GPU Subsystem due to arbitrary command execution from GPU in privileged mode.

7.8 CVSS 3.1 High EPSS 0.12% · top 98.5% CWE-284 · Improper access controlCWE-863 · Incorrect authorization
7.8CVSS 3.1 base score
0.12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
150Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Memory Corruption in GPU Subsystem due to arbitrary command execution from GPU in privileged mode.

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

Affected products

150 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/173296/Qualcomm-Adreno-KGSL-Insecure-Execution.html
https://www.qualcomm.com/company/product-security/bulletins/june-2023-bulletin PatchVendor Advisory
http://packetstormsecurity.com/files/173296/Qualcomm-Adreno-KGSL-Insecure-Execution.html
https://www.qualcomm.com/company/product-security/bulletins/june-2023-bulletin PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-21670), CISA KEV, FIRST EPSS (scores of 2026-10-06). This page is refreshed as NVD updates the record.