Qualcomm Snapdragon 208 Processor Firmware vulnerabilities

40 CVEs affecting Qualcomm Snapdragon 208 Processor Firmware, 1 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-21484, published 2025-09-24.

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Highest priority

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

• CVE-2023-33107: Qualcomm Multiple Chipsets Integer Overflow Vulnerability, published 2023-12-05. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2023-12-05. EPSS: 0.7% chance of exploitation in the next 30 days. Memory corruption in Graphics Linux while assigning shared virtual memory region during IOCTL call.
• CVE-2022-40507, published 2023-06-06. High severity, CVSS 7.8. EPSS: 1.3% chance of exploitation in the next 30 days. Memory corruption due to double free in Core while mapping HLOS address to the list.
• CVE-2023-28588, published 2023-12-05. High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days. Transient DOS in Bluetooth Host while rfc slot allocation.
• CVE-2023-22385, published 2023-10-03. Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days. Memory Corruption in Data Modem while making a MO call or MT VOLTE call.
• CVE-2022-40503, published 2023-04-13. High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days. Information disclosure due to buffer over-read in Bluetooth Host while A2DP streaming.
• CVE-2023-24849, published 2023-10-03. High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days. Information Disclosure in data Modem while parsing an FMTP line in an SDP message.
• CVE-2023-24848, published 2023-10-03. High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days. Information Disclosure in Data Modem while performing a VoLTE call with an undefined RTCP FB line value.
• CVE-2022-40521, published 2023-06-06. High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days. Transient DOS due to improper authorization in Modem
• CVE-2023-22388, published 2023-11-07. Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days. Memory Corruption in Multi-mode Call Processor while processing bit mask API.
• CVE-2024-23353, published 2024-08-05. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Transient DOS while decoding attach reject message received by UE, when IEI is set to ESM_IEI.

Latest

• CVE-2025-21484, published 2025-09-24. High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days. Information disclosure when UE receives the RTP packet from the network, while decoding and reassembling the fragments from RTP packet.
• CVE-2024-45552, published 2025-04-07. High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days. Information disclosure may occur during a video call if a device resets due to a non-conforming RTCP packet that doesn`t adhere to RFC standards.
• CVE-2024-43052, published 2024-12-02. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing API calls to NPU with invalid input.
• CVE-2024-33056, published 2024-12-02. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption when allocating and accessing an entry in an SMEM partition continuously.
• CVE-2024-38423, published 2024-11-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing GPU page table switch.
• CVE-2024-38422, published 2024-11-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing voice packet with arbitrary data received from ADSP.
• CVE-2024-23385, published 2024-11-04. Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days. Transient DOS as modem reset occurs when an unexpected MAC RAR (with invalid PDU length) is seen at UE.
• CVE-2024-33043, published 2024-09-02. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Transient DOS while handling PS event when Program Service name length offset value is set to 255.
• CVE-2024-23359, published 2024-09-02. High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days. Information disclosure while decoding Tracking Area Update Accept or Attach Accept message received from network.
• CVE-2024-23358, published 2024-09-02. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Transient DOS when registration accept OTA is received with incorrect ciphering key data IE in Modem.