What’s Vulnerable › Vulnerabilities

CVE-2025-47321: Buffer Copy Without Checking Size of Input in Core Services

• 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: 2025-12-18 · updated 2026-06-17
• Weakness: CWE-120

Description

Memory corruption while copying packets received from unix clients.

Affected products

• Qualcomm Ar8031 Firmware: all versions
• Qualcomm Ar8035 Firmware: all versions
• Qualcomm Csra6620 Firmware: all versions
• Qualcomm Csra6640 Firmware: all versions
• Qualcomm Fastconnect 6200 Firmware: all versions
• Qualcomm Fastconnect 6700 Firmware: all versions
• Qualcomm Fastconnect 6900 Firmware: all versions
• Qualcomm Fastconnect 7800 Firmware: all versions
• Qualcomm Qam8255P Firmware: all versions
• Qualcomm Qam8650P Firmware: all versions
• Qualcomm Qam8775P Firmware: all versions
• Qualcomm Qamsrv1H Firmware: all versions
• Qualcomm Qamsrv1M Firmware: all versions
• Qualcomm Qca2066 Firmware: all versions
• Qualcomm Qca6174A Firmware: all versions
• Qualcomm Qca6391 Firmware: all versions
• Qualcomm Qca6574 Firmware: all versions
• Qualcomm Qca6574A Firmware: all versions
• Qualcomm Qca6574Au Firmware: all versions
• Qualcomm Qca6595Au Firmware: all versions
• Qualcomm Qca6696 Firmware: all versions
• Qualcomm Qca8081 Firmware: all versions
• Qualcomm Qca8337 Firmware: all versions
• Qualcomm Qcm5430 Firmware: all versions
• Qualcomm Qcm6125 Firmware: all versions
• Qualcomm Qcm6490 Firmware: all versions
• Qualcomm Qcm8550 Firmware: all versions
• Qualcomm Qcn6024 Firmware: all versions
• Qualcomm Qcn9011 Firmware: all versions
• Qualcomm Qcn9012 Firmware: all versions

References

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

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