CVE-2021-30331

Severity: medium (CVSS 5.5 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: 2022-04-01 · updated 2026-06-17
Weakness: CWE-120

Description

Possible buffer overflow due to improper data validation of external commands sent via DIAG interface in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

Affected products

Qualcomm Ar8035 Firmware: all versions
Qualcomm Fsm10055 Firmware: all versions
Qualcomm Fsm10056 Firmware: all versions
Qualcomm Mdm9150 Firmware: all versions
Qualcomm Mdm9650 Firmware: all versions
Qualcomm Qca6174A Firmware: all versions
Qualcomm Qca6390 Firmware: all versions
Qualcomm Qca6391 Firmware: all versions
Qualcomm Qca6426 Firmware: all versions
Qualcomm Qca6436 Firmware: all versions
Qualcomm Qca8081 Firmware: all versions
Qualcomm Qca8337 Firmware: all versions
Qualcomm Qca9377 Firmware: all versions
Qualcomm Qcm2290 Firmware: all versions
Qualcomm Qcm4290 Firmware: all versions
Qualcomm Qcm6125 Firmware: all versions
Qualcomm Qcm6490 Firmware: all versions
Qualcomm Qcs2290 Firmware: all versions
Qualcomm Qcs410 Firmware: all versions
Qualcomm Qcs4290 Firmware: all versions
Qualcomm Qcs610 Firmware: all versions
Qualcomm Qcs6125 Firmware: all versions
Qualcomm Qcs6490 Firmware: all versions
Qualcomm Qcx315 Firmware: all versions
Qualcomm Sd460 Firmware: all versions
Qualcomm Sd480 Firmware: all versions
Qualcomm Sd662 Firmware: all versions
Qualcomm Sd665 Firmware: all versions
Qualcomm Sd675 Firmware: all versions
Qualcomm Sd678 Firmware: all versions

References

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