CVE-2026-25289

Stack-based Buffer Overflow in WLAN Firmware

Memory Corruption when processing Device Capability Extended attributes in certain NAN Service Discovery Frames with invalid length values.

CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Cologne and 400 more

CVE-2026-25271

Time-of-check Time-of-use (TOCTOU) Race Condition in DSP Service

Memory Corruption when processing asynchronous input parameters due to improper handling of modified values between check and use.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6900 and 40 more

CVE-2026-21379

Buffer Over-read in Windows Compute

Memory Corruption when allocating memory with sizes that exceed the maximum allowed value.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Aqt1000 Aqt1000 Firmware Cologne and 92 more

CVE-2025-59606

NULL Pointer Dereference in HLOS

Memory Corruption when writing to invalid memory locations occurs due to heap memory exhaustion during secure data initialization.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Cq7790 and 280 more

CVE-2025-59604

NULL Pointer Dereference in SPS Applications

Memory Corruption when running a memory copy operation due to invalid writes caused by a null pointer.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Cologne and 528 more

CVE-2025-59611

Out-of-bounds Write in Core Services

Memory corruption in diagnostic services due to absence of input validation

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Aqt1000 Aqt1000 Firmware Cologne and 100 more

CVE-2025-59612

Stack-based Buffer Overflow in Windows Compute

Memory corruption in windows drivers while sending incorrect trusted application request

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6700 and 60 more

CVE-2025-59613

Stack-based Buffer Overflow in Windows Compute

Memory Corruption when output buffer size is smaller than input buffer size during data copying operation.

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6700 and 86 more

CVE-2025-59614

Out-of-bounds Write in Windows Compute

Memory Corruption when sending random number generator command with insufficient output buffer size.

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6900 and 40 more

CVE-2026-25258

Out-of-bounds Read in DSP Service

Memory corruption while processing IOCTL calls for escape operations.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6900 and 40 more

CVE-2026-25259

Out-of-bounds Write in DSP Service

Memory corruption while processing multiple IOCTL command for escape operations.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6700 and 82 more

CVE-2026-25260

Time-of-check Time-of-use (TOCTOU) Race Condition in DSP Service

Memory Corruption when accessing shared buffers without validation of concurrent user-mode input modifications.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6700 and 68 more

CVE-2025-47401

Buffer Over-read in WLAN HAL

Transient DOS when processing target power rate tables during channel configuration.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Cologne and 488 more

CVE-2025-47403

Buffer Over-read in WLAN Firmware

Transient DOS when processing a malformed Fast Transition response frame with an invalid header structure during wireless roaming.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Cologne and 512 more

CVE-2025-47406

Buffer Over-read in DSP Service

Information Disclosure while processing IOCTL handler callbacks without verifying buffer size.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6700 and 60 more

CVE-2026-25266

Exposed dangerous function in windows host

Memory corruption while processing IOCTL command when device is in power-save state.

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6900 and 46 more

CVE-2026-21381

Buffer Over-read in WLAN Firmware

Transient DOS when receiving a service data frame with excessive length during device matching over a neighborhood awareness network protocol connection.

CVSS 3.1 · 7.6 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Cologne and 204 more

CVE-2025-47389

Buffer Copy Without Checking Size of Input in Automotive Platform

Memory corruption when buffer copy operation fails due to integer overflow during attestation report generation.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Cologne and 360 more

CVE-2025-47390

Buffer Over-read in Camera

Memory corruption while preprocessing IOCTL request in JPEG driver.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Cologne Cologne Firmware Fastconnect 6700 and 56 more

CVE-2026-21367

Buffer Over-read in WLAN Firmware

Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.

CVSS 3.1 · 7.6 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Cologne and 298 more