7.8
HIGH CVSS 3.1
CVE-2025-21461
Qualcomm Snapdragon CDM Register Programming Memory Corruption Vulnerability
Description

Memory corruption when programming registers through virtual CDM.

INFO

Published Date :

Aug. 6, 2025, 8:15 a.m.

Last Modified :

Aug. 19, 2025, 1:20 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2025-21461 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Qualcomm wcd9380_firmware
2 Qualcomm wsa8830_firmware
3 Qualcomm wsa8835_firmware
4 Qualcomm wcd9370_firmware
5 Qualcomm wcd9375_firmware
6 Qualcomm wsa8832_firmware
7 Qualcomm fastconnect_6900_firmware
8 Qualcomm fastconnect_7800_firmware
9 Qualcomm snapdragon_8_gen_1_mobile_platform_firmware
10 Qualcomm wcd9390_firmware
11 Qualcomm wcd9395_firmware
12 Qualcomm wsa8840_firmware
13 Qualcomm wsa8845_firmware
14 Qualcomm wsa8845h_firmware
15 Qualcomm wcd9370
16 Qualcomm wcd9375
17 Qualcomm wcd9380
18 Qualcomm wsa8830
19 Qualcomm wsa8835
20 Qualcomm snapdragon_8_gen_3_mobile_platform_firmware
21 Qualcomm fastconnect_6900
22 Qualcomm fastconnect_7800
23 Qualcomm snapdragon_8_gen_1_mobile_platform
24 Qualcomm wcd9390
25 Qualcomm wcd9395
26 Qualcomm wsa8832
27 Qualcomm wsa8840
28 Qualcomm wsa8845
29 Qualcomm wsa8845h
30 Qualcomm snapdragon_8_gen_3_mobile_platform
31 Qualcomm sm8635_firmware
32 Qualcomm sm8635
33 Qualcomm wcn6755_firmware
34 Qualcomm wcn6755
35 Qualcomm wcd9378_firmware
36 Qualcomm wcd9378
37 Qualcomm wcn6650_firmware
38 Qualcomm wcn6650
39 Qualcomm sm6650_firmware
40 Qualcomm sm6650
41 Qualcomm sm7635_firmware
42 Qualcomm sm7635
43 Qualcomm sm7675_firmware
44 Qualcomm sm7675
45 Qualcomm sm7675p_firmware
46 Qualcomm sm7675p
47 Qualcomm sm8635p_firmware
48 Qualcomm sm8635p
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH [email protected]
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-21461.

URL Resource
https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2025-bulletin.html Vendor Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-21461 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-21461 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-21461 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-21461 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Aug. 19, 2025

    Action Type Old Value New Value
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:fastconnect_6900:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:fastconnect_7800:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm6650_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm6650:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7635_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7635:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7675_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7675:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7675p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7675p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm8635_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm8635:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm8635p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm8635p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8_gen_1_mobile_platform_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8_gen_1_mobile_platform:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8_gen_3_mobile_platform_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8_gen_3_mobile_platform:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9370:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9375:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9378_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9378:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9380:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9390_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9390:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9395_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9395:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6650_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6650:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6755_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6755:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8830_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8830:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8832_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8832:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8835:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8840_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8840:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8845_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8845:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8845h_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8845h:-:*:*:*:*:*:*:*
    Added Reference Type Qualcomm, Inc.: https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2025-bulletin.html Types: Vendor Advisory
  • New CVE Received by [email protected]

    Aug. 06, 2025

    Action Type Old Value New Value
    Added Description Memory corruption when programming registers through virtual CDM.
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-787
    Added Reference https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2025-bulletin.html
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact