CVE-2025-21439
Out-of-bounds Read in Windows WLAN Host
Description
Memory corruption may occur while reading board data via IOCTL call when the WLAN driver copies the content to the provided output buffer.
INFO
Published Date :
April 7, 2025, 11:15 a.m.
Last Modified :
Oct. 6, 2025, 7:53 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-21439
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.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update the WLAN driver to the latest version.
- Apply any available security patches for the WLAN driver.
- Test the system for stability after driver updates.
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-2025-21439.
| 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-2025-21439 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-2025-21439
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-2025-21439 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-21439 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. 06, 2025
Action Type Old Value New Value 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:qca6595au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6595au:-:*:*:*:*:*:*:* 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: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: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 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 may occur while reading board data via IOCTL call when the WLAN driver copies the content to the provided output buffer. 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/april-2025-bulletin.html