What’s Vulnerable › Vulnerabilities

CVE-2025-21428: Buffer Over-read in WLAN Host

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-07 · updated 2026-06-17
• Weakness: CWE-126

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.

Affected products

• Qualcomm 9206 Lte Modem Firmware: all versions
• Qualcomm Apq8017 Firmware: all versions
• Qualcomm Ar8031 Firmware: all versions
• Qualcomm C-V2X 9150 Firmware: all versions
• Qualcomm Csra6620 Firmware: all versions
• Qualcomm Csra6640 Firmware: all versions
• Qualcomm Fastconnect 6200 Firmware: all versions
• Qualcomm Fastconnect 6900 Firmware: all versions
• Qualcomm Mdm9250 Firmware: all versions
• Qualcomm Mdm9628 Firmware: all versions
• Qualcomm Mdm9640 Firmware: all versions
• Qualcomm Mdm9650 Firmware: all versions
• Qualcomm Msm8996Au Firmware: all versions
• Qualcomm, Inc. QCA6174_9377.WIN.1.0: all versions
• Qualcomm Qca6174A Firmware: all versions
• Qualcomm Qca6175A Firmware: all versions
• Qualcomm Qca6554A Firmware: all versions
• Qualcomm Qca6564A Firmware: all versions
• Qualcomm Qca6564Au Firmware: all versions
• Qualcomm Qca6574 Firmware: all versions
• Qualcomm Qca6574A Firmware: all versions
• Qualcomm Qca6574Au Firmware: all versions
• Qualcomm Qca6584 Firmware: all versions
• Qualcomm Qca6584Au Firmware: all versions
• Qualcomm Qca6595 Firmware: all versions
• Qualcomm Qca6595Au Firmware: all versions
• Qualcomm Qca6696 Firmware: all versions
• Qualcomm Qca9367 Firmware: all versions
• Qualcomm Qca9377 Firmware: all versions
• Qualcomm Qca9379 Firmware: all versions

References

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

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