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Vulnerability record · CVE-2025-21452 · published 6 August 2025

CVE-2025-21452: Qualcomm 315 5g iot modem firmware vulnerability

Qualcomm · 315 5g Iot Modem Firmware

Transient DOS while processing a random-access response (RAR) with an invalid PDU length on LTE network.

7.5 CVSS 3.1 High EPSS 0.21% · top 90.3% CWE-617 · CWE-617
7.5CVSS 3.1 base score
0.21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
80Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

Transient DOS while processing a random-access response (RAR) with an invalid PDU length on LTE network.

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

Affected products

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

References

LinkTags
https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2025-bulletin.html Vendor Advisory

Track CVE-2025-21452 inside VULONE

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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-2025-21452), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.