Qualcomm Snapdragon Auto 4g Modem Firmware vulnerabilities

126 CVEs affecting Qualcomm Snapdragon Auto 4g Modem Firmware, 2 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-25267, published 2026-10-06.

More from Qualcomm.

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-2023-33063: Qualcomm Multiple Chipsets Use-After-Free 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 DSP Services during a remote call from HLOS to DSP.
• 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-2023-33098, published 2023-12-05. High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days. Transient DOS while parsing WPA IES, when it is passed with length more than expected size.
• CVE-2023-33089, published 2023-12-05. High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days. Transient DOS when processing a NULL buffer while parsing WLAN vdev.
• 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-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-2023-33027, published 2023-10-03. High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days. Transient DOS in WLAN Firmware while parsing rsn ies.
• CVE-2023-24847, published 2023-10-03. High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days. Transient DOS in Modem while allocating DSM items.
• CVE-2022-40504, published 2023-05-02. High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days. Transient DOS due to reachable assertion in Modem when UE received Downlink Data Indication message from the network.

Latest

• CVE-2026-25267, published 2026-10-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption when non-secure loader rewrites page tables before secure memory initialization.
• CVE-2026-25263, published 2026-10-06. Medium severity, CVSS 6.6. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing IOCTL command called from user space to the kernel with invalid parameters.
• CVE-2026-25275, published 2026-09-17. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS when processing authentication frames with invalid FILS information element header lengths.
• CVE-2026-24084, published 2026-08-04. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Weak configuration when UE does not verify the consistency of its additional security capabilities with the replayed capabilities.
• CVE-2026-24091, published 2026-06-01. High severity, CVSS 7.2. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing fastboot commands with improperly formatted input.
• CVE-2026-24085, published 2026-06-01. High severity, CVSS 7.2. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when processing display command line information due to improper initialization of a variable.
• CVE-2025-59610, published 2026-06-01. Medium severity, CVSS 6.4. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when processing IOCTL requests with mismatched API versions due to concurrent modification of user-space buffer.
• CVE-2025-47404, published 2026-05-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption when dynamically changing the size of a previously allocated buffer while its contents are being modified.
• 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-2025-47379, published 2026-03-02. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when concurrent access to shared buffer occurs due to improper synchronization between assignment and deallocation of buffer resources.