CVE-2021-1901

Severity: medium (CVSS 4.6 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: 2021-07-13 · updated 2026-06-17
Weakness: CWE-125

Description

Possible buffer over-read due to lack of length check while flashing meta images in Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

Affected products

Qualcomm Apq8009 Firmware: all versions
Qualcomm Apq8053 Firmware: all versions
Qualcomm Aqt1000 Firmware: all versions
Qualcomm Mdm9206 Firmware: all versions
Qualcomm Qca6420 Firmware: all versions
Qualcomm Qca6430 Firmware: all versions
Qualcomm Qca9367 Firmware: all versions
Qualcomm Qca9377 Firmware: all versions
Qualcomm215 Firmware: all versions
Qualcomm Sd205 Firmware: all versions
Qualcomm Sd210 Firmware: all versions
Qualcomm Sd675 Firmware: all versions
Qualcomm Sd678 Firmware: all versions
Qualcomm Sd720G Firmware: all versions
Qualcomm Sd730 Firmware: all versions
Qualcomm Sd855 Firmware: all versions
Qualcomm Sd 675 Firmware: all versions
Qualcomm Sda429W Firmware: all versions
Qualcomm Sdx50M Firmware: all versions
Qualcomm Sdx55 Firmware: all versions
Qualcomm Sdx55M Firmware: all versions
Qualcomm Sm6250 Firmware: all versions
Qualcomm Wcd9326 Firmware: all versions
Qualcomm Wcd9330 Firmware: all versions
Qualcomm Wcd9340 Firmware: all versions
Qualcomm Wcd9341 Firmware: all versions
Qualcomm Wcd9370 Firmware: all versions
Qualcomm Wcd9375 Firmware: all versions
Qualcomm Wcd9380 Firmware: all versions
Qualcomm Wcn3610 Firmware: all versions

References

https://www.qualcomm.com/company/product-security/bulletins/july-2021-bulletin
https://www.qualcomm.com/company/product-security/bulletins/july-2021-bulletin

Get alerted when CVE-2021-1901 or the next vulnerability affects your stack