Qualcomm Fastconnect 7800 Firmware vulnerabilities

632 CVEs affecting Qualcomm Fastconnect 7800 Firmware, 7 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-57559, published 2026-10-06.

More from Qualcomm.

Highest priority

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-2025-27038: Qualcomm Multiple Chipsets Use-After-Free Vulnerability, published 2025-06-03. High severity, CVSS 7.5. Actively exploited: in CISA KEV since 2025-06-03. EPSS: 1% chance of exploitation in the next 30 days. Memory corruption while rendering graphics using Adreno GPU drivers in Chrome.
• 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-2023-33106: Qualcomm Multiple Chipsets Use of Out-of-Range Pointer Offset Vulnerability, published 2023-12-05. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2023-12-05. EPSS: 0.8% chance of exploitation in the next 30 days. Memory corruption while submitting a large list of sync points in an AUX command to the IOCTL_KGSL_GPU_AUX_COMMAND.
• 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-2024-43047: Qualcomm Multiple Chipsets Use-After-Free Vulnerability, published 2024-10-07. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2024-10-08. EPSS: 0.7% chance of exploitation in the next 30 days. Memory corruption while maintaining memory maps of HLOS memory.
• 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-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.

Latest

• CVE-2026-57559, published 2026-10-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing service requests.
• CVE-2026-57555, published 2026-10-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when executing system service routines due to improper handling of user input buffers.
• CVE-2026-57554, published 2026-10-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when asynchronous threads access shared performance counter data simultaneously during FastRPC invocations.
• CVE-2026-57546, published 2026-10-06. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS when processing a continuous receive command with a zero-sized global configuration override.
• CVE-2026-57545, published 2026-10-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption when processing draw objects of incorrect type during graphics command list execution.
• CVE-2026-57537, published 2026-10-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when accessing and modifying geographic mapping data concurrently without proper synchronization.
• CVE-2026-25302, published 2026-10-06. High severity, CVSS 7.1. EPSS: 0.1% chance of exploitation in the next 30 days. Cryptographic Issue when processing non-ELF partitions, authentication and signature checks are bypassed, allowing unsigned or corrupted images to be mounted and processed.
• CVE-2026-25291, published 2026-10-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption when performing concurrent operations on shared memory page lists due to lack of proper synchronization mechanisms.
• CVE-2026-25274, published 2026-10-06. Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when processing concurrent DMA buffer allocation and deallocation commands without proper synchronization.
• CVE-2026-25273, published 2026-10-06. Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when processing camera operations due to out-of-bounds write during driver updates.