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CVE-2025-21428

Buffer Over-read in WLAN Host

Published: Apr 7, 2025Updated: Oct 6, 2025 Sources: CVE List NVDCWE-126
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.2%
Top 89.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Memory corruption occurs while connecting a STA to an AP and initiating an ADD TS request from the AP to establish a TSpec session.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-126

Affected Products

SnapdragonQualcomm, Inc.
On-premOS
Operating Systems / rtos-embedded-os
snapdragon 439 mobile platform firmwarequalcomm
EmbeddedFirmware
Hardware Firmware / cpu-gpu
snapdragon 625 mobile platform firmwarequalcomm
EmbeddedFirmware
Hardware Firmware / cpu-gpu
snapdragon 626 mobile platform firmwarequalcomm
EmbeddedFirmware
Hardware Firmware
snapdragon 632 mobile platform firmwarequalcomm
EmbeddedFirmware
Hardware Firmware
qualcomm, inc.commercialUSOperating Systemsaka qualcomm
qualcommcommercialUSHardware Firmwareaka qualcomm, inc., qualcomm inc, qualcomm incorporated
and 65 more affected products View all →

Exploitability

Official Patch Available

References

https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2025-bulletin.html
docs.qualcomm.com

Timeline

Published
Apr 7, 2025
Last Updated
Oct 6, 2025

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