What’s Vulnerable › Vulnerabilities

CVE-2022-40503: Buffer over-read in Bluetooth Host.

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-04-13 · updated 2026-06-17
• Weakness: CWE-126

Description

Information disclosure due to buffer over-read in Bluetooth Host while A2DP streaming.

Affected products

• Qualcomm 8905 Firmware: all versions
• Qualcomm 8909 Firmware: all versions
• Qualcomm 8953 Firmware: all versions
• Qualcomm 8953Pro Firmware: all versions
• Qualcomm 9206 Lte Modem Firmware: all versions
• Qualcomm Apq5053-Aa Firmware: all versions
• Qualcomm Apq8017 Firmware: all versions
• Qualcomm Apq8053-Aa Firmware: all versions
• Qualcomm Apq8053-Ac Firmware: all versions
• Qualcomm Apq8053-Lite Firmware: all versions
• Qualcomm Apq8064Au Firmware: all versions
• Qualcomm Aqt1000 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 Flight Rb5 5G Platform Firmware: all versions
• Qualcomm Mdm9250 Firmware: all versions
• Qualcomm Mdm9628 Firmware: all versions
• Qualcomm Mdm9650 Firmware: all versions
• Qualcomm Msm8108 Firmware: all versions
• Qualcomm Msm8209 Firmware: all versions
• Qualcomm Msm8608 Firmware: all versions
• Qualcomm Msm8909W Firmware: all versions
• Qualcomm Msm8996Au Firmware: all versions
• Qualcomm Qam8295P Firmware: all versions
• Qualcomm Qca6174A Firmware: all versions
• Qualcomm Qca6310 Firmware: all versions
• Qualcomm Qca6320 Firmware: all versions
• Qualcomm Qca6335 Firmware: all versions

References

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

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