Qualcomm Snapdragon 850 Mobile Compute Firmware vulnerabilities

14 CVEs affecting Qualcomm Snapdragon 850 Mobile Compute Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-21449, published 2025-07-08.

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Highest priority

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

• CVE-2023-43551, published 2024-06-03. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Cryptographic issue while performing attach with a LTE network, a rogue base station can skip the authentication phase and immediately send the Security Mode Command.
• CVE-2025-21449, published 2025-07-08. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS may occur while processing malformed length field in SSID IEs.
• CVE-2023-28578, published 2024-03-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption in Core Services while executing the command for removing a single event listener.
• CVE-2023-33066, published 2024-03-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption in Audio while processing RT proxy port register driver.
• CVE-2023-33115, published 2024-04-01. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing buffer initialization, when trusted report for certain report types are generated.
• CVE-2023-43530, published 2024-05-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption in HLOS while checking for the storage type.
• CVE-2024-49841, published 2025-05-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption during memory assignment to headless peripheral VM due to incorrect error code handling.
• CVE-2023-43538, published 2024-06-03. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption in TZ Secure OS while Tunnel Invoke Manager initialization.
• CVE-2024-38420, published 2025-02-03. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while configuring a Hypervisor based input virtual device.
• CVE-2023-43542, published 2024-06-03. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while copying a keyblob`s material when the key material`s size is not accurately checked.

Latest

• CVE-2025-21422, published 2025-07-08. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Cryptographic issue while processing crypto API calls, missing checks may lead to corrupted key usage or IV reuses.
• CVE-2024-53009, published 2025-07-08. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while operating the mailbox in Automotive.
• CVE-2024-49842, published 2025-05-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption during memory mapping into protected VM address space due to incorrect API restrictions.