CVE-2021-30306

Severity: high (CVSS 7.1 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: 2021-10-20 · updated 2026-06-17
Weakness: CWE-125

Description

Possible buffer over read due to improper buffer allocation for file length passed from user space in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

Affected products

Qualcomm Apq8053 Firmware: all versions
Qualcomm Msm8953 Firmware: all versions
Qualcomm Qca6174A Firmware: all versions
Qualcomm Qca6390 Firmware: all versions
Qualcomm Qca6391 Firmware: all versions
Qualcomm Qca6426 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 Qca9377 Firmware: all versions
Qualcomm Qcm6490 Firmware: all versions
Qualcomm Qcs6490 Firmware: all versions
Qualcomm Qrb5165 Firmware: all versions
Qualcomm Sa6145P Firmware: all versions
Qualcomm Sa6150P Firmware: all versions
Qualcomm Sa6155 Firmware: all versions
Qualcomm Sa6155P Firmware: all versions
Qualcomm Sa8145P Firmware: all versions
Qualcomm Sa8150P Firmware: all versions
Qualcomm Sa8155 Firmware: all versions
Qualcomm Sa8155P Firmware: all versions
Qualcomm Sa8195P Firmware: all versions
Qualcomm Sd460 Firmware: all versions
Qualcomm Sd480 Firmware: all versions
Qualcomm Sd662 Firmware: all versions
Qualcomm Sd690 5G Firmware: all versions
Qualcomm Sd750G Firmware: all versions
Qualcomm Sd765 Firmware: all versions

References

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