Qca6420 Firmware vulnerabilities

56 known vulnerabilities in Qca6420 Firmware from Qualcomm. 56 are rated high or critical, and 2 have been exploited in real attacks. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.0 High severity

  Snapdragon: Buffer Over-read

  CVE-2026-24075Sep 17, 2026Qualcomm

  Memory Corruption when multiple threads issue concurrent IOCTL requests to the device control handler due to improper synchronization and race conditions.

• 8.2 High severity

  Snapdragon: Buffer Over-read

  CVE-2025-21487Sep 24, 2025Qualcomm

  Information disclosure while decoding RTP packet received by UE from the network, when payload length mentioned is greater than the available buffer length.

• 7.5 High severity

  Snapdragon: Improper Authentication

  CVE-2023-43551Jun 3, 2024Qualcomm

  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.

• 7.8 High severity

  Snapdragon: Out-of-bounds Write

  CVE-2023-43513Feb 6, 2024Qualcomm

  Memory corruption while processing the event ring, the context read pointer is untrusted to HLOS and when it is passed with arbitrary values, may point to address in the middle of ring element.

• 7.8 High severity

  Qualcomm Multiple Chipsets Integer Overflow Exploited

  CVE-2023-33107Dec 5, 2023QualcommEPSS 1.02%

  Memory corruption in Graphics Linux while assigning shared virtual memory region during IOCTL call.

• 7.8 High severity

  Qualcomm Multiple Chipsets Use-After-Free Exploited

  CVE-2023-33063Dec 5, 2023Qualcomm

  Memory corruption in DSP Services during a remote call from HLOS to DSP.

• 7.8 High severity

  Snapdragon: Access of Resource Using Incompatible Type

  CVE-2023-28575Aug 8, 2023Qualcomm

  The cam_get_device_priv function does not check the type of handle being returned (device/session/link). This would lead to invalid type usage if a wrong handle is passed to it.

• 7.5 High severity

  Snapdragon Auto, Snapdragon Compute…: Out-of-bounds Read

  CVE-2022-33235Dec 13, 2022Qualcomm

  Information disclosure due to buffer over-read in WLAN firmware while parsing security context info attributes. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon I

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Buffer Copy without Checking Size of Input

  CVE-2022-25712Dec 13, 2022Qualcomm

  Memory corruption in camera due to buffer copy without checking size of input in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Wearables

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Improper Validation of Array Index

  CVE-2022-25711Dec 13, 2022Qualcomm

  Memory corruption in camera due to improper validation of array index in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Improper Validation of Array Index

  CVE-2022-25695Dec 13, 2022Qualcomm

  Memory corruption in MODEM due to Improper Validation of Array Index while processing GSTK Proactive commands in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2022-25682Dec 13, 2022Qualcomm

  Memory corruption in MODEM UIM due to usage of out of range pointer offset while decoding command from card in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2022-25681Dec 13, 2022Qualcomm

  Possible memory corruption in kernel while performing memory access due to hypervisor not correctly invalidated the processor translation caches in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Use After Free

  CVE-2022-25677Dec 13, 2022Qualcomm

  Memory corruption in diag due to use after free while processing dci packet in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

• 7.5 High severity

  Snapdragon Auto, Snapdragon Compute…: Loop with Unreachable Exit Condition

  CVE-2022-33239Nov 15, 2022Qualcomm

  Transient DOS due to loop with unreachable exit condition in WLAN firmware while parsing IPV6 extension header. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon I

• 7.5 High severity

  Snapdragon Auto, Snapdragon Compute…: Out-of-bounds Read

  CVE-2022-33237Nov 15, 2022Qualcomm

  Transient DOS due to buffer over-read in WLAN firmware while processing PPE threshold. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon

• 9.8 Critical severity

  Snapdragon Auto, Snapdragon Compute…: Out-of-bounds Write

  CVE-2022-33234Nov 15, 2022Qualcomm

  Memory corruption in video due to configuration weakness. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Use After Free

  CVE-2022-25743Nov 15, 2022Qualcomm

  Memory corruption in graphics due to use-after-free while importing graphics buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wea

• 7.5 High severity

  Snapdragon Auto, Snapdragon Compute…: NULL Pointer Dereference

  CVE-2022-25741Nov 15, 2022Qualcomm

  Denial of service in WLAN due to potential null pointer dereference while accessing the memory location in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Buffer Copy without Checking Size of Input

  CVE-2022-25724Nov 15, 2022Qualcomm

  Memory corruption in graphics due to buffer overflow while validating the user address in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon

• 7.0 High severity

  Snapdragon Auto, Snapdragon Compute…: Time-of-check Time-of-use (TOCTOU) Race Condition

  CVE-2022-33214Oct 19, 2022Qualcomm

  Memory corruption in display due to time-of-check time-of-use of metadata reserved size in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

• 7.5 High severity

  Snapdragon Auto, Snapdragon Compute…: Out-of-bounds Read

  CVE-2022-25736Oct 19, 2022Qualcomm

  Denial of service in WLAN due to out-of-bound read happens while processing VHT action frame in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snap

• 9.8 Critical severity

  Snapdragon Auto, Snapdragon Compute…: Improper Validation of Array Index

  CVE-2022-25720Oct 19, 2022Qualcomm

  Memory corruption in WLAN due to out of bound array access during connect/roaming in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobi

• 9.8 Critical severity

  Snapdragon Auto, Snapdragon Compute…: Buffer Copy without Checking Size of Input

  CVE-2022-25687Oct 19, 2022Qualcomm

  memory corruption in video due to buffer overflow while parsing asf clips in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2022-25661Oct 19, 2022Qualcomm

  Memory corruption due to untrusted pointer dereference in kernel in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Double Free

  CVE-2022-25660Oct 19, 2022Qualcomm

  Memory corruption due to double free issue in kernel in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Use After Free

  CVE-2022-22058Sep 26, 2022Qualcomm

  Memory corruption due to use after free issue in kernel while processing ION handles in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon M

• 7.5 High severity

  Snapdragon Auto, Snapdragon Compute…: Out-of-bounds Read

  CVE-2022-25706Sep 16, 2022Qualcomm

  Information disclosure in Bluetooth driver due to buffer over-read while reading l2cap length in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

• 7.0 High severity

  Snapdragon Auto, Snapdragon Compute…: Time-of-check Time-of-use (TOCTOU) Race Condition

  CVE-2022-25696Sep 16, 2022Qualcomm

  Memory corruption in display due to time-of-check time-of-use race condition during map or unmap in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

• 7.5 High severity

  Snapdragon Auto, Snapdragon Compute…: Improper Validation of Array Index

  CVE-2022-25690Sep 16, 2022Qualcomm

  Information disclosure in WLAN due to improper validation of array index while parsing crafted ANQP action frames in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon

• 9.8 Critical severity

  Snapdragon Auto, Snapdragon Compute…: Buffer Copy without Checking Size of Input

  CVE-2022-25688Sep 16, 2022Qualcomm

  Memory corruption in video due to buffer overflow while parsing ps video clips in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearable

• 9.8 Critical severity

  Snapdragon Auto, Snapdragon Compute…: Buffer Copy without Checking Size of Input

  CVE-2022-25686Sep 16, 2022Qualcomm

  Memory corruption in video module due to buffer overflow while processing WAV file in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

• 7.5 High severity

  Snapdragon Auto, Snapdragon Compute…: Out-of-bounds Read

  CVE-2022-25670Sep 16, 2022Qualcomm

  Denial of service in WLAN HOST due to buffer over read while unpacking frames in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile,

• 7.5 High severity

  Snapdragon Auto, Snapdragon Compute…: Out-of-bounds Read

  CVE-2022-25669Sep 16, 2022Qualcomm

  Denial of service in video due to buffer over read while parsing MP4 clip in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

• 7.0 High severity

  Snapdragon Compute, Snapdragon Connectivity…: Time-of-check Time-of-use (TOCTOU) Race Condition

  CVE-2022-22094Sep 16, 2022Qualcomm

  memory corruption in Kernel due to race condition while getting mapping reference in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

• 7.0 High severity

  Snapdragon Compute, Snapdragon Connectivity…: Time-of-check Time-of-use (TOCTOU) Race Condition

  CVE-2022-22093Sep 16, 2022Qualcomm

  Memory corruption or temporary denial of service due to improper handling of concurrent hypervisor operations to attach or detach IRQs from virtual interrupt sources in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Integer Overflow or Wraparound

  CVE-2022-22074Sep 16, 2022Qualcomm

  Memory Corruption during wma file playback due to integer overflow in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

• 7.8 High severity

  Snapdragon Auto, Snapdragon Compute…: Out-of-bounds Read

  CVE-2022-22066Sep 16, 2022Qualcomm

  Memory corruption occurs while processing command received from HLOS due to improper length check in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music,

• 9.8 Critical severity

  Snapdragon Auto, Snapdragon Compute…: Double Free

  CVE-2022-25668Sep 2, 2022Qualcomm

  Memory corruption in video driver due to double free while parsing ASF clip in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

• 9.8 Critical severity

  Snapdragon Auto, Snapdragon Compute…: Buffer Copy without Checking Size of Input

  CVE-2022-25659Sep 2, 2022Qualcomm

  Memory corruption due to buffer overflow while parsing MKV clips with invalid bitmap size in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdrag