CVE-2023-43521

Use After Free in HLOS

Memory corruption when multiple listeners are being registered with the same file descriptor.

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

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware C-v2x 9150 and 151 more

CVE-2023-28556

Improper Authorization in HLOS

Cryptographic issue in HLOS during key management.

CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware 9205 Lte Modem and 449 more

CVE-2023-33072

Buffer copy without checking size of Input in Core

Memory corruption in Core while processing control functions.

CVSS 3.1 · 9.3 Critical EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware 9205 Lte Modem and 487 more

CVE-2023-28542

Buffer Over-read in WLAN HOST

Memory Corruption in WLAN HOST while fetching TX status information.

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

Vendors

Qualcomm

Products

315 5g Iot 315 5g Iot Firmware 315 5g Iot Modem Firmware and 419 more

CVE-2023-43550

Integer Overflow or Wraparound in Core Services

Memory corruption while processing a QMI request for allocating memory from a DHMS supported subsystem.

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

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Csra6620 and 267 more

CVE-2023-43511

Loop with Unreachable Exit Condition (Infinite Loop) in WLAN Firmware

Transient DOS while parsing IPv6 extension header when WLAN firmware receives an IPv6 packet that contains `IPPROTO_NONE` as the next header.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware 9206 Lte Modem and 709 more

CVE-2023-33095

Reachable Assertion in Multi-Mode Call Processor

Transient DOS while processing multiple payload container type with incorrect container length received in DL NAS transport OTA in NR.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware Ar8035 and 201 more

CVE-2023-33057

Improper Input Validation in Multi-Mode Call Processor

Transient DOS in Multi-Mode Call Processor while processing UE policy container.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware Ar8035 and 199 more

CVE-2024-53027

Buffer Copy Without Checking Size of Input in WLAN Host

Transient DOS may occur while processing the country IE.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

205 205 Firmware Apq8017 and 421 more

CVE-2023-28578

Improper Input Validation in Services

Memory corruption in Core Services while executing the command for removing a single event listener.

CVSS 3.1 · 9.3 Critical EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware Aqt1000 and 677 more

CVE-2025-21450

Improper Authentication in GPS_GNSS

Cryptographic issue occurs due to use of insecure connection method while downloading.

CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Fastconnect 6200 and 214 more

CVE-2023-43551

Improper Authentication in Multi-Mode Call Processor

Cryptographic issue while performing attach with a LTE network, a rogue base station can skip the authentication phase and immediately send the Security Mode Command.

CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

205 Mobile 205 Mobile Firmware 215 Mobile and 479 more

CVE-2024-23369

Improper Restriction of Operations within the Bounds of a Memory Buffer in HLOS

Memory corruption when invalid length is provided from HLOS for FRS/UDS request/response buffers.

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

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Fastconnect 6200 and 234 more

CVE-2025-21433

NULL Pointer Dereference in SPS-HLOS

Transient DOS when importing a PKCS#8-encoded RSA private key with a zero-sized modulus.

CVSS 3.1 · 6.2 Medium EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

215 Mobile 215 Mobile Firmware Apq8017 and 548 more

CVE-2025-27052

Buffer Copy Without Checking Size of Input in Core Services

Memory corruption while processing data packets in diag received from Unix clients.

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

Vendors

Qualcomm

Products

Ar8035 Ar8035 Firmware Fastconnect 6200 and 310 more

CVE-2023-22385

Buffer Over-read in Data Modem

Memory Corruption in Data Modem while making a MO call or MT VOLTE call.

CVSS 3.1 · 8.2 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware 9205 Lte Modem and 479 more

CVE-2023-33054

Improper Authentication in GPS HLOS Driver

Cryptographic issue in GPS HLOS Driver while downloading Qualcomm GNSS assistance data.

CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware 8098 and 333 more

CVE-2023-33099

Improper Input Validation in Multi-Mode Call Processor

Transient DOS while processing SMS container of non-standard size received in DL NAS transport in NR.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware Ar8035 and 205 more

CVE-2023-33115

Buffer Over-read in Trusted Execution Environment

Memory corruption while processing buffer initialization, when trusted report for certain report types are generated.

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

Vendors

Qualcomm

Products

Aqt1000 Aqt1000 Firmware Ar8035 and 333 more

CVE-2023-28545

Improper Restriction of Operations within the Bounds of a Memory Buffer in TZ Secure OS

Memory corruption in TZ Secure OS while loading an app ELF.

CVSS 3.1 · 8.2 High EPSS < 1% KEV · Not listed

Vendors

Qualcomm

Products

315 5g Iot Modem 315 5g Iot Modem Firmware 9205 Lte Modem and 405 more