What’s Vulnerable › Vulnerabilities

CVE-2023-21649: Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in WLAN

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-08 · updated 2026-06-17
• Weakness: CWE-120

Description

Memory corruption in WLAN while running doDriverCmd for an unspecific command.

Affected products

• Qualcomm Apq8096Au Firmware: all versions
• Qualcomm Aqt1000 Firmware: all versions
• Qualcomm Mdm9628 Firmware: all versions
• Qualcomm Mdm9650 Firmware: all versions
• Qualcomm Qca6390 Firmware: all versions
• Qualcomm Qca6391 Firmware: all versions
• Qualcomm Qca6420 Firmware: all versions
• Qualcomm Qca6421 Firmware: all versions
• Qualcomm Qca6426 Firmware: all versions
• Qualcomm Qca6430 Firmware: all versions
• Qualcomm Qca6431 Firmware: all versions
• Qualcomm Qca6436 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 Qca6584Au Firmware: all versions
• Qualcomm Qca6595 Firmware: all versions
• Qualcomm Qca6595Au Firmware: all versions
• Qualcomm Qca6696 Firmware: all versions
• Qualcomm Qca8337 Firmware: all versions
• Qualcomm Qcc5100 Firmware: all versions
• Qualcomm Qcn9074 Firmware: all versions
• Qualcomm Qcs410 Firmware: all versions
• Qualcomm Qcs610 Firmware: all versions
• Qualcomm Sa6145P Firmware: all versions
• Qualcomm Sa6150P Firmware: all versions
• Qualcomm Sa6155P Firmware: all versions

References

• https://www.qualcomm.com/company/product-security/bulletins/august-2023-bulletin
• https://www.qualcomm.com/company/product-security/bulletins/august-2023-bulletin

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