Qualcomm Snapdragon AR1 Gen 1 Firmware vulnerabilities

38 CVEs affecting Qualcomm Snapdragon AR1 Gen 1 Firmware, 2 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-25266, published 2026-05-04.

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Highest priority

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

• CVE-2025-21479: Qualcomm Multiple Chipsets Incorrect Authorization Vulnerability, published 2025-06-03. High severity, CVSS 8.6. Actively exploited: in CISA KEV since 2025-06-03. EPSS: 0.8% chance of exploitation in the next 30 days. Memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.
• CVE-2025-21480: Qualcomm Multiple Chipsets Incorrect Authorization Vulnerability, published 2025-06-03. High severity, CVSS 8.6. Actively exploited: in CISA KEV since 2025-06-03. EPSS: 0.5% chance of exploitation in the next 30 days. Memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.
• CVE-2025-21459, published 2025-05-06. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Transient DOS while parsing per STA profile in ML IE.
• CVE-2024-49838, published 2025-02-03. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Information disclosure while parsing the OCI IE with invalid length.
• CVE-2024-49839, published 2025-02-03. Critical severity, CVSS 9.8. EPSS: 0.3% chance of exploitation in the next 30 days. Memory corruption during management frame processing due to mismatch in T2LM info element.
• 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-2025-21454, 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-2025-21449, 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-2025-47403, 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.

Latest

• CVE-2026-25266, published 2026-05-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing IOCTL command when device is in power-save state.
• CVE-2026-24082, published 2026-05-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when copying data from a freed source while executing performance counter deselect operation.
• 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-2025-47398, published 2026-02-02. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption while deallocating graphics processing unit memory buffers due to improper handling of memory pointers.
• CVE-2025-47397, published 2026-02-02. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when initiating GPU memory mapping using scatter-gather lists due to unchecked IOMMU mapping errors.
• CVE-2025-47366, published 2026-02-02. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Cryptographic issue when a Trusted Zone with outdated code is triggered by a HLOS providing incorrect input.
• CVE-2025-27061, published 2025-07-08. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption whhile handling the subsystem failure memory during the parsing of video packets received from the video firmware.
• CVE-2025-27052, published 2025-07-08. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing data packets in diag received from Unix clients.