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7.8
HIGH CVSS 3.1
CVE-2025-21438
Out-of-bounds Read in Windows WLAN Host
Description

Memory corruption while IOCTL call is invoked from user-space to read board data.

INFO

Published Date :

April 7, 2025, 11:15 a.m.

Last Modified :

Oct. 3, 2025, 6:35 p.m.

Remotely Exploit :

No

Source :

[email protected]
Affected Products

The following products are affected by CVE-2025-21438 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 qca6595au_firmware
2 Qualcomm wcd9380_firmware
3 Qualcomm wcd9385_firmware
4 Qualcomm wsa8830_firmware
5 Qualcomm wsa8835_firmware
6 Qualcomm qcm6490_firmware
7 Qualcomm qcs6490_firmware
8 Qualcomm sc8180x\+sdx55_firmware
9 Qualcomm sm6250_firmware
10 Qualcomm snapdragon_7c\+_gen_3_compute_firmware
11 Qualcomm wcd9370_firmware
12 Qualcomm wcd9375_firmware
13 Qualcomm qca6174a_firmware
14 Qualcomm qca9377_firmware
15 Qualcomm fastconnect_6200_firmware
16 Qualcomm fastconnect_6900_firmware
17 Qualcomm fastconnect_7800_firmware
18 Qualcomm qcn7606_firmware
19 Qualcomm fastconnect_6700_firmware
20 Qualcomm qcn7605_firmware
21 Qualcomm qca6164_firmware
22 Qualcomm qca6174_firmware
23 Qualcomm wsa8840_firmware
24 Qualcomm wsa8845_firmware
25 Qualcomm wsa8845h_firmware
26 Qualcomm qca6174
27 Qualcomm qca6174a
28 Qualcomm qca6595au
29 Qualcomm sc8180x\+sdx55
30 Qualcomm sm6250
31 Qualcomm wcd9370
32 Qualcomm wcd9375
33 Qualcomm wcd9380
34 Qualcomm wcd9385
35 Qualcomm wsa8830
36 Qualcomm wsa8835
37 Qualcomm qca9377
38 Qualcomm qcn7605
39 Qualcomm qcn7606
40 Qualcomm qcm5430_firmware
41 Qualcomm qcs5430_firmware
42 Qualcomm sc8380xp_firmware
43 Qualcomm fastconnect_6700
44 Qualcomm fastconnect_6200
45 Qualcomm fastconnect_6900
46 Qualcomm qcs6490
47 Qualcomm fastconnect_7800
48 Qualcomm qcm5430
49 Qualcomm qcm6490
50 Qualcomm qcs5430
51 Qualcomm sc8380xp
52 Qualcomm snapdragon_7c\+_gen_3_compute
53 Qualcomm wsa8840
54 Qualcomm wsa8845
55 Qualcomm wsa8845h
56 Qualcomm qca6164
57 Qualcomm video_collaboration_vc3_platform_firmware
58 Qualcomm video_collaboration_vc3_platform
59 Qualcomm snapdragon_7c_gen_2_compute_platform_\(sc7180-ad\)_\"rennell_pro\"_firmware
60 Qualcomm snapdragon_7c_gen_2_compute_platform_\(sc7180-ad\)_\"rennell_pro\"
61 Qualcomm snapdragon_7c_compute_platform_\(sc7180-ac\)_firmware
62 Qualcomm snapdragon_7c_compute_platform_\(sc7180-ac\)
63 Qualcomm snapdragon_8c_compute_platform_\(sc8180x-ad\)_firmware
64 Qualcomm snapdragon_8c_compute_platform_\(sc8180x-ad\)
65 Qualcomm snapdragon_8c_compute_platform_\(sc8180xp-ad\)_firmware
66 Qualcomm snapdragon_8c_compute_platform_\(sc8180xp-ad\)
67 Qualcomm snapdragon_8cx_compute_platform_\(sc8180x-aa\)_firmware
68 Qualcomm snapdragon_8cx_compute_platform_\(sc8180x-aa\)
69 Qualcomm snapdragon_8cx_compute_platform_\(sc8180x-ab\)_firmware
70 Qualcomm snapdragon_8cx_compute_platform_\(sc8180x-ab\)
71 Qualcomm snapdragon_8cx_compute_platform_\(sc8180xp-ac\)_firmware
72 Qualcomm snapdragon_8cx_compute_platform_\(sc8180xp-ac\)
73 Qualcomm snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-ac\)_firmware
74 Qualcomm snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-ac\)
75 Qualcomm snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-af\)_firmware
76 Qualcomm snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-af\)
77 Qualcomm snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-aa\)_firmware
78 Qualcomm snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-aa\)
79 Qualcomm snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-ab\)_firmware
80 Qualcomm snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-ab\)
81 Qualcomm snapdragon_8cx_gen_3_compute_platform_\(sc8280xp-ab\)_firmware
82 Qualcomm snapdragon_8cx_gen_3_compute_platform_\(sc8280xp-ab\)
83 Qualcomm snapdragon_8cx_gen_3_compute_platform_\(sc8280xp-bb\)_firmware
84 Qualcomm snapdragon_8cx_gen_3_compute_platform_\(sc8280xp-bb\)
85 Qualcomm snapdragon_8cx_compute_platform_\(sc8180xp-af\)_firmware
86 Qualcomm snapdragon_8cx_compute_platform_\(sc8180xp-af\)
: Total Affected Vendor : 1 | Products : 86
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]
Solution
Address memory corruption by updating the affected software component.
  • Update the software component that handles IOCTL calls.
  • Apply vendor security patches for the driver.
  • Review and sanitize user-space input to IOCTL.
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-2025-21438.

URL Resource
https://docs.qualcomm.com/product/publicresources/securitybulletin/april-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-2025-21438 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-2025-21438 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-2025-21438 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2025-21438 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]

    Oct. 03, 2025

    Action Type Old Value New Value
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:fastconnect_6200_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:fastconnect_6200:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:fastconnect_6700:-:*:*:*:*:*:*:*
    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:qca6164_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6164:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6174_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6174:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6174a_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6174a:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6595au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca9377_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca9377:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm5430_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm5430:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm6490:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcn7605_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcn7605:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcn7606_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcn7606:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs5430_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs5430:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs6490_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs6490:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:video_collaboration_vc3_platform:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sc8180x+sdx55_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sc8180x+sdx55:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sc8380xp_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sc8380xp:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm6250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm6250:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_7c_compute_platform_(sc7180-ac)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_7c_compute_platform_(sc7180-ac):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_7c_gen_2_compute_platform_(sc7180-ad)_"rennell_pro"_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_7c_gen_2_compute_platform_(sc7180-ad)_"rennell_pro":-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_7c+_gen_3_compute_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_7c+_gen_3_compute:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8c_compute_platform_(sc8180x-ad)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8c_compute_platform_(sc8180x-ad):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8c_compute_platform_(sc8180xp-ad)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8c_compute_platform_(sc8180xp-ad):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_(sc8180x-aa)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_(sc8180x-aa):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_(sc8180x-ab)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_(sc8180x-ab):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_(sc8180xp-ac)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_(sc8180xp-ac):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_(sc8180xp-af)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_(sc8180xp-af):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_(sc8180x-ac)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_(sc8180x-ac):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_(sc8180x-af)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_(sc8180x-af):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_(sc8180xp-aa)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_(sc8180xp-aa):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_(sc8180xp-ab)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_(sc8180xp-ab):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_gen_3_compute_platform_(sc8280xp-ab)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_gen_3_compute_platform_(sc8280xp-ab):-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:snapdragon_8cx_gen_3_compute_platform_(sc8280xp-bb)_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:snapdragon_8cx_gen_3_compute_platform_(sc8280xp-bb):-:*:*:*:*:*:*:*
    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:wcd9380_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9380:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9385:-:*:*:*:*:*:*:*
    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: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/april-2025-bulletin.html Types: Vendor Advisory
  • New CVE Received by [email protected]

    Apr. 07, 2025

    Action Type Old Value New Value
    Added Description Memory corruption while IOCTL call is invoked from user-space to read board data.
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-125
    Added Reference https://docs.qualcomm.com/product/publicresources/securitybulletin/april-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