Qualcomm Snapdragon x65 5g Modem-Rf Firmware vulnerabilities

62 CVEs affecting Qualcomm Snapdragon x65 5g Modem-Rf Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-47403, published 2026-05-04.

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Highest priority

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

• CVE-2023-33105, published 2024-03-04. High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days. Transient DOS in WLAN Host and Firmware when large number of open authentication frames are sent with an invalid transaction sequence number.
• CVE-2024-21473, published 2024-04-01. Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days. Memory corruption while redirecting log file to any file location with any file name.
• CVE-2024-45569, published 2025-02-03. Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days. Memory corruption while parsing the ML IE due to invalid frame content.
• CVE-2023-28582, published 2024-03-04. Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days. Memory corruption in Data Modem while verifying hello-verify message during the DTLS handshake.
• CVE-2024-45558, published 2025-01-06. High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days. Transient DOS can occur when the driver parses the per STA profile IE and tries to access the EXTN element ID without checking the IE length.
• CVE-2023-43553, published 2024-03-04. Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days. Memory corruption while parsing beacon/probe response frame when AP sends more supported links in MLIE.
• CVE-2023-43552, published 2024-03-04. Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days. Memory corruption while processing MBSSID beacon containing several subelement IE.
• CVE-2024-21477, published 2024-05-06. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Transient DOS while parsing a protected 802.11az Fine Time Measurement (FTM) frame.
• CVE-2023-43529, published 2024-05-06. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Transient DOS while processing IKEv2 Informational request messages, when a malformed fragment packet is received.
• CVE-2023-33101, published 2024-04-01. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Transient DOS while processing DL NAS TRANSPORT message with payload length 0.

Latest

• CVE-2025-47403, published 2026-05-04. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS when processing a malformed Fast Transition response frame with an invalid header structure during wireless roaming.
• CVE-2025-47401, published 2026-05-04. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS when processing target power rate tables during channel configuration.
• CVE-2025-27057, published 2025-07-08. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS while handling beacon frames with invalid IE header length.
• CVE-2025-27042, published 2025-07-08. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing video packets received from video firmware.
• 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-2025-21450, published 2025-07-08. Critical severity, CVSS 9.1. EPSS: 0.3% chance of exploitation in the next 30 days. Cryptographic issue occurs due to use of insecure connection method while downloading.
• 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-2025-21446, published 2025-07-08. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS may occur when processing vendor-specific information elements while parsing a WLAN frame for BTM requests.
• CVE-2025-21433, published 2025-07-08. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Transient DOS when importing a PKCS#8-encoded RSA private key with a zero-sized modulus.
• CVE-2025-21432, published 2025-07-08. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while retrieving the CBOR data from TA.