What’s Vulnerable › Vulnerabilities

CVE-2023-21629: Double Free in Modem

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-07-04 · updated 2026-06-17
• Weakness: CWE-415

Description

Memory Corruption in Modem due to double free while parsing the PKCS15 sim files.

Affected products

• Qualcomm 205 Firmware: all versions
• Qualcomm 215 Firmware: all versions
• Qualcomm 315 5G Firmware: all versions
• Qualcomm Apq8017 Firmware: all versions
• Qualcomm Apq8037 Firmware: all versions
• Qualcomm Aqt1000 Firmware: all versions
• Qualcomm Ar8035 Firmware: all versions
• Qualcomm C-V2X 9150 Firmware: all versions
• Qualcomm Csra6620 Firmware: all versions
• Qualcomm Csra6640 Firmware: all versions
• Qualcomm Csrb31024 Firmware: all versions
• Qualcomm Fastconnect 6200 Firmware: all versions
• Qualcomm Fastconnect 6700 Firmware: all versions
• Qualcomm Fastconnect 6800 Firmware: all versions
• Qualcomm Fastconnect 6900 Firmware: all versions
• Qualcomm Fastconnect 7800 Firmware: all versions
• Qualcomm Mdm9250 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 Qca6174A Firmware: all versions
• Qualcomm Qca6310 Firmware: all versions
• Qualcomm Qca6320 Firmware: all versions
• Qualcomm Qca6335 Firmware: all versions
• Qualcomm Qca6391 Firmware: all versions
• Qualcomm Qca6420 Firmware: all versions
• Qualcomm Qca6421 Firmware: all versions
• Qualcomm Qca6426 Firmware: all versions

References

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

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