Qualcomm Snapdragon 820 Automotive Platform Firmware vulnerabilities

69 CVEs affecting Qualcomm Snapdragon 820 Automotive Platform Firmware, 2 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-24088, published 2026-06-01.

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

• CVE-2026-21385: Qualcomm Multiple Chipsets Memory Corruption Vulnerability, published 2026-03-02. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2026-03-03. EPSS: 1.3% chance of exploitation in the next 30 days. Memory corruption while using alignments for memory allocation.
• 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-2025-21483, published 2025-09-24. Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days. Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.
• 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-2023-28572, published 2023-11-07. High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days. Memory corruption in WLAN HOST while processing the WLAN scan descriptor list.
• 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.

Latest

• CVE-2026-24088, published 2026-06-01. High severity, CVSS 8.2. EPSS: 0.1% chance of exploitation in the next 30 days. Cryptographic Issue while processing a specific partition which allows unauthorized write access to load a customized bootloader.
• CVE-2025-47383, published 2026-03-02. High severity, CVSS 7.2. EPSS: 0.1% chance of exploitation in the next 30 days. Weak configuration may lead to cryptographic issue when a VoWiFi call is triggered from UE.
• CVE-2025-47320, published 2025-12-18. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing MFC channel configuration during music playback.
• CVE-2025-47362, published 2025-11-04. Medium severity, CVSS 6.1. EPSS: 0.1% chance of exploitation in the next 30 days. Information disclosure while processing message from client with invalid payload.
• CVE-2025-27074, published 2025-11-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing a GP command response.
• CVE-2025-27053, published 2025-10-09. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption during PlayReady APP usecase while processing TA commands.
• CVE-2025-47318, published 2025-09-24. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS while parsing the EPTM test control message to get the test pattern.
• CVE-2025-21488, published 2025-09-24. High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days. Information disclosure while decoding this RTP packet headers received by UE from the network when the padding bit is set.
• CVE-2025-21487, published 2025-09-24. High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days. Information disclosure while decoding RTP packet received by UE from the network, when payload length mentioned is greater than the available buffer length.