Qualcomm QCA6391 Firmware vulnerabilities

960 CVEs affecting Qualcomm QCA6391 Firmware, 12 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-57554, published 2026-10-06.

Highest priority

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

CVE-2020-11261: Qualcomm Multiple Chipsets Improper Input Validation Vulnerability, published 2021-06-09. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2021-12-01. EPSS: 1.6% chance of exploitation in the next 30 days. Memory corruption due to improper check to return error when user application requests memory allocation of a huge size in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon…
CVE-2021-1905: Qualcomm Multiple Chipsets Use-After-Free Vulnerability, published 2021-05-07. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2021-11-03. EPSS: 1.5% chance of exploitation in the next 30 days. Possible use after free due to improper handling of memory mapping of multiple processes simultaneously. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT,…
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-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-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-2021-1906: Qualcomm Multiple Chipsets Detection of Error Condition Without Action Vulnerability, published 2021-05-07. Medium severity, CVSS 5.5. Actively exploited: in CISA KEV since 2021-11-03. EPSS: 0.5% chance of exploitation in the next 30 days. Improper handling of address deregistration on failure can lead to new GPU address allocation failure. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT,…

Latest

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-2026-57545, 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-2026-25302, 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-2026-25272, 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 CRE driver operations with improper handling of buffer limits during hardware update preparation.
CVE-2026-25270, published 2026-10-06. Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption when processing command buffer requests with invalid length parameters in the Android Camera driver.
CVE-2026-25269, 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 requests with excessive batch and IO buffer configurations exceeds allocated memory size.
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.