Qualcomm FSM9916 Firmware vulnerabilities

3 CVEs affecting Qualcomm FSM9916 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-21482, published 2025-09-24.

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Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2021-1924, published 2021-11-12. Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days. Information disclosure through timing and power side-channels during mod exponentiation for RSA-CRT in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics…
• CVE-2021-1909, published 2021-09-09. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. Buffer overflow occurs in trusted applications due to lack of length check of parameters in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity,…
• CVE-2025-21482, published 2025-09-24. High severity, CVSS 7.1. EPSS: 0.1% chance of exploitation in the next 30 days. Cryptographic issue while performing RSA PKCS padding decoding.