Qualcomm Snapdragon 7c Firmware vulnerabilities

4 CVEs affecting Qualcomm Snapdragon 7c Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-21454, published 2025-07-08.

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

• CVE-2025-21454, published 2025-07-08. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS while processing received beacon frame.
• CVE-2023-21629, published 2023-07-04. Medium severity, CVSS 6.8. EPSS: 0.2% chance of exploitation in the next 30 days. Memory Corruption in Modem due to double free while parsing the PKCS15 sim files.
• CVE-2023-28567, published 2023-09-05. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption in WLAN HAL while handling command through WMI interfaces.
• CVE-2023-28564, published 2023-09-05. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption in WLAN HAL while passing command parameters through WMI interfaces.