📦 Wcn3991 Firmware

by Qualcomm

🔍 What is Wcn3991 Firmware?

Description coming soon...

🛡️ Security Overview

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⚠️ Known Vulnerabilities

CVE-2023-33054

CRITICAL CVSS 9.1 Dec 5, 2023

CVE-2023-33054 is a cryptographic vulnerability in Qualcomm's GPS HLOS driver that allows improper authentication when downloading GNSS assistance data. This affects Android devices with Qualcomm chip...

CVE-2023-28540

CRITICAL CVSS 9.1 Oct 3, 2023

This vulnerability in Qualcomm Data Modem chips allows attackers to bypass TLS authentication during handshake, potentially enabling man-in-the-middle attacks. It affects devices using vulnerable Qual...

CVE-2023-21651

CRITICAL CVSS 9.3 Aug 8, 2023

CVE-2023-21651 is a memory corruption vulnerability in Qualcomm's Trusted Execution Environment (TEE) due to incorrect type conversion in secure_io_read/write functions. This allows attackers to poten...

CVE-2022-40510

CRITICAL CVSS 9.8 Aug 8, 2023

CVE-2022-40510 is a critical memory corruption vulnerability in Qualcomm audio components that allows attackers to execute arbitrary code or cause denial of service. The vulnerability affects devices ...

CVE-2022-40514

CRITICAL CVSS 9.8 Feb 12, 2023

This vulnerability allows remote attackers to execute arbitrary code or cause denial of service on affected devices by exploiting a buffer overflow in WLAN firmware. It affects Qualcomm chipsets used ...

CVE-2022-33232

CRITICAL CVSS 9.3 Feb 12, 2023

CVE-2022-33232 is a critical buffer overflow vulnerability in Qualcomm memory sharing tests that allows attackers to execute arbitrary code or cause denial of service. This affects devices with Qualco...

CVE-2021-35104

CRITICAL CVSS 9.8 Jun 14, 2022

This vulnerability allows remote attackers to execute arbitrary code on affected Qualcomm Snapdragon devices by exploiting a buffer overflow in the FLAC audio header parser. Attackers can trigger this...

CVE-2021-35081

CRITICAL CVSS 9.8 Jun 14, 2022

This vulnerability allows remote attackers to execute arbitrary code or cause denial of service via buffer overflow in Qualcomm Snapdragon chipsets. It affects devices using vulnerable Snapdragon comp...

CVE-2021-35090

CRITICAL CVSS 9.3 Jun 14, 2022

This vulnerability allows a malicious application to potentially corrupt hypervisor memory through a Time-of-Check Time-of-Use (TOCTOU) race condition when updating address mappings in Qualcomm Snapdr...

CVE-2021-30347

CRITICAL CVSS 9.1 Jun 14, 2022

This vulnerability in Qualcomm Snapdragon chipsets allows improper integrity checks leading to race conditions between PDCP and RRC tasks after receiving valid RRC command packets. Attackers could pot...

CVE-2021-30339

CRITICAL CVSS 9.0 Jun 14, 2022

This vulnerability in Qualcomm Snapdragon chipsets allows improper cryptographic key generation due to insufficient buffer validation when reading PRNG output. Attackers could potentially generate wea...

CVE-2021-30341

CRITICAL CVSS 9.8 Jun 14, 2022

This vulnerability allows improper buffer size validation in DSM packets received by Qualcomm Snapdragon chipsets, leading to memory corruption. Attackers can exploit this to execute arbitrary code or...

CVE-2021-30343

CRITICAL CVSS 9.1 Jun 14, 2022

This vulnerability in Qualcomm Snapdragon chipsets allows improper integrity checks leading to race conditions between PDCP and RRC tasks after receiving valid RRC Command packets. Attackers could pot...

CVE-2021-30317

CRITICAL CVSS 9.3 Feb 11, 2022

This vulnerability allows attackers to bypass image verification in Qualcomm Snapdragon chipsets by exploiting improper validation of ELF metadata in program headers. This affects numerous Snapdragon ...

CVE-2021-30285

CRITICAL CVSS 9.3 Jan 13, 2022

This vulnerability in Qualcomm Snapdragon hypervisors allows improper memory region validation, potentially enabling attackers to map incorrect memory regions. It affects numerous Snapdragon platforms...

CVE-2021-30351

CRITICAL CVSS 9.8 Jan 3, 2022

CVE-2021-30351 is a critical buffer overflow vulnerability in Qualcomm Snapdragon chipsets, allowing attackers to execute arbitrary code or cause denial of service by exploiting improper validation du...

CVE-2021-30275

CRITICAL CVSS 9.3 Jan 3, 2022

This vulnerability is an integer overflow in Qualcomm Snapdragon chipsets that could allow attackers to execute arbitrary code or cause denial of service. It affects multiple Snapdragon product lines ...

CVE-2021-1924

CRITICAL CVSS 9.0 Nov 12, 2021

This vulnerability allows attackers to extract RSA private keys through timing and power side-channel attacks during modular exponentiation in RSA-CRT implementations. It affects Qualcomm Snapdragon c...

CVE-2021-1975

CRITICAL CVSS 9.8 Nov 12, 2021

CVE-2021-1975 is a critical heap overflow vulnerability in Qualcomm Snapdragon chipsets that allows remote code execution via malformed DNS responses. Attackers can exploit this to execute arbitrary c...

CVE-2021-1976

CRITICAL CVSS 9.8 Sep 17, 2021

This critical vulnerability in Qualcomm Snapdragon chipsets allows remote code execution due to a use-after-free memory corruption flaw in Wi-Fi P2P (peer-to-peer) device address validation. Attackers...

CVE-2023-33087

HIGH CVSS 7.8 Dec 5, 2023

This vulnerability involves memory corruption in Qualcomm's Core component while processing RX intent requests, potentially allowing attackers to execute arbitrary code or cause denial of service. It ...

CVE-2023-33070

HIGH CVSS 7.1 Dec 5, 2023

CVE-2023-33070 is a vulnerability in Qualcomm Automotive OS where improper authentication to secure IO calls allows attackers to cause a transient denial-of-service condition. This affects automotive ...

CVE-2023-33079

HIGH CVSS 7.8 Dec 5, 2023

This vulnerability allows memory corruption in the Audio subsystem when processing invalid audio recording data from the ADSP (Audio Digital Signal Processor). It affects Qualcomm devices with vulnera...

CVE-2023-33081

HIGH CVSS 7.5 Dec 5, 2023

CVE-2023-33081 is a buffer overflow vulnerability in Qualcomm chipsets that occurs when processing Target Wake Time (TWT) frame parameters in over-the-air broadcasts. This vulnerability allows attacke...

CVE-2023-33043

HIGH CVSS 7.5 Dec 5, 2023

This vulnerability allows a denial-of-service (DoS) attack on Qualcomm modems when a beam switch request is made with a non-configured bandwidth part (BWP). It affects devices using Qualcomm modems wi...

CVE-2023-33017

HIGH CVSS 7.8 Dec 5, 2023

This CVE describes a memory corruption vulnerability in the UEFI boot process when running a ListVars test during boot. It affects Qualcomm devices with vulnerable firmware, potentially allowing attac...

CVE-2023-33022

HIGH CVSS 8.4 Dec 5, 2023

This vulnerability allows memory corruption in the High-Level Operating System (HLOS) when user-space applications make specific IOCTL calls to Qualcomm hardware components. Attackers could exploit th...

CVE-2023-33034

HIGH CVSS 7.8 Oct 3, 2023

This vulnerability allows memory corruption while parsing ADSP response commands in Qualcomm chipsets, potentially enabling remote code execution. It affects devices using vulnerable Qualcomm componen...

CVE-2023-28560

HIGH CVSS 7.8 Sep 5, 2023

This vulnerability allows memory corruption in the WLAN Hardware Abstraction Layer (HAL) when processing devIndex values from untrusted WMI payloads. Attackers could potentially execute arbitrary code...

CVE-2023-21646

HIGH CVSS 7.5 Sep 5, 2023

This vulnerability allows attackers to cause a denial-of-service condition in Qualcomm modems by sending specially crafted System Information Block 1 messages. The modem may crash or become unresponsi...

CVE-2023-21662

HIGH CVSS 7.8 Sep 5, 2023

CVE-2023-21662 is a memory corruption vulnerability in Qualcomm's Core Platform that occurs while printing response buffers in logs. This buffer overflow vulnerability could allow attackers to execute...

CVE-2023-21664

HIGH CVSS 7.8 Sep 5, 2023

This vulnerability allows memory corruption in Qualcomm's Core Platform when printing response buffers in logs. Attackers could potentially execute arbitrary code or cause denial of service. Affects d...

CVE-2022-33275

HIGH CVSS 8.4 Sep 5, 2023

This vulnerability allows memory corruption in Qualcomm WLAN hardware abstraction layer due to improper array index validation. Attackers could potentially execute arbitrary code or cause denial of se...

CVE-2023-28537

HIGH CVSS 8.4 Aug 8, 2023

This vulnerability allows memory corruption in Qualcomm's audio processing module (COmxApeDec) due to integer overflow during memory allocation. Attackers could potentially execute arbitrary code or c...

CVE-2023-21626

HIGH CVSS 7.1 Aug 8, 2023

This cryptographic vulnerability in Qualcomm's HLOS (High-Level Operating System) allows improper authentication during key velocity checks when multiple keys are involved. It affects devices using Qu...

CVE-2023-22666

HIGH CVSS 8.4 Aug 8, 2023

CVE-2023-22666 is a memory corruption vulnerability in Qualcomm's audio processing component when playing specially crafted AMR-WB+ audio clips. This vulnerability allows attackers to execute arbitrar...

CVE-2023-21656

HIGH CVSS 7.8 Jun 6, 2023

This vulnerability allows memory corruption in Qualcomm WLAN HOST drivers when processing WMI events from firmware. Attackers could potentially execute arbitrary code or cause denial of service. Affec...

CVE-2023-21669

HIGH CVSS 8.2 Jun 6, 2023

This vulnerability allows information disclosure in Qualcomm WLAN HOST software when sending DPP action frames with invalid source addresses. Attackers could potentially access sensitive wireless netw...

CVE-2022-40521

HIGH CVSS 7.5 Jun 6, 2023

CVE-2022-40521 is an improper authorization vulnerability in Qualcomm modem firmware that allows attackers to cause a transient denial of service (DoS) by sending specially crafted requests. This affe...

CVE-2022-40523

HIGH CVSS 7.1 Jun 6, 2023

This vulnerability allows attackers to exploit indirect branch misprediction in Qualcomm chipsets to leak sensitive information from the kernel memory. It affects devices using vulnerable Qualcomm Sna...

CVE-2022-40529

HIGH CVSS 7.1 Jun 6, 2023

This vulnerability allows memory corruption in the Qualcomm kernel due to improper access control when processing mapping requests from root processes. It affects devices with Qualcomm chipsets, poten...

CVE-2022-40536

HIGH CVSS 7.5 Jun 6, 2023

This vulnerability allows attackers to cause a denial-of-service (DoS) condition in Qualcomm modems by sending specially crafted OTA (Over-The-Air) messages without proper authentication. It affects m...

CVE-2023-21628

HIGH CVSS 8.4 Jun 6, 2023

This vulnerability allows memory corruption in Qualcomm's WLAN Hardware Abstraction Layer (HAL) when processing specific wireless commands. Attackers could potentially execute arbitrary code or cause ...

CVE-2022-33251

HIGH CVSS 7.5 Jun 6, 2023

This vulnerability allows attackers to cause a denial-of-service (DoS) condition in Qualcomm modems by sending invalid network configuration data. The modem crashes due to a reachable assertion when p...

CVE-2022-33264

HIGH CVSS 7.9 Jun 6, 2023

CVE-2022-33264 is a stack-based buffer overflow vulnerability in Qualcomm modem firmware that allows memory corruption when parsing OTASP Key Generation Request Messages. Successful exploitation could...

CVE-2022-33307

HIGH CVSS 8.4 Jun 6, 2023

CVE-2022-33307 is a double-free memory corruption vulnerability in Qualcomm automotive components that allows attackers to execute arbitrary code or cause denial of service. This affects automotive sy...

CVE-2022-33272

HIGH CVSS 7.5 Mar 10, 2023

CVE-2022-33272 is a reachable assertion vulnerability in Qualcomm modem firmware that can cause a denial of service (DoS) condition. When exploited, it triggers a modem crash requiring device reboot. ...

CVE-2022-40515

HIGH CVSS 7.3 Mar 10, 2023

This vulnerability allows memory corruption through a double-free error when processing specially crafted 3gp video files with invalid metadata atoms. Attackers could potentially execute arbitrary cod...

CVE-2022-40530

HIGH CVSS 8.4 Mar 10, 2023

This vulnerability allows attackers to execute arbitrary code or cause denial of service on affected Qualcomm WLAN chipsets due to memory corruption during initialization. It affects devices using vul...

CVE-2022-40535

HIGH CVSS 7.5 Mar 10, 2023

This vulnerability allows attackers to cause a denial-of-service (DoS) condition in affected Qualcomm WLAN chipsets by sending specially crafted packets that trigger a buffer over-read. The vulnerabil...

CVE-2022-33248

HIGH CVSS 7.8 Feb 12, 2023

This vulnerability allows memory corruption in Qualcomm's User Identity Module due to an integer overflow that leads to buffer overflow when processing segments via QMI HTTP. It affects devices using ...

CVE-2022-33277

HIGH CVSS 8.4 Feb 12, 2023

This CVE describes a buffer overflow vulnerability in Qualcomm modem firmware that allows memory corruption when processing WMI commands. Attackers could potentially execute arbitrary code on affected...

CVE-2022-22071

HIGH CVSS 8.4 Jun 14, 2022

This is a use-after-free vulnerability in Qualcomm Snapdragon chipsets that allows attackers to execute arbitrary code or cause denial of service. It affects multiple Qualcomm product lines including ...

CVE-2022-22082

HIGH CVSS 8.4 Jun 14, 2022

This vulnerability allows memory corruption via buffer overflow when parsing DSF audio file headers with corrupted channel counts in Qualcomm Snapdragon chipsets. Attackers could potentially execute a...

CVE-2022-22084

HIGH CVSS 8.4 Jun 14, 2022

This vulnerability allows memory corruption when processing QCP audio files due to insufficient length validation in Qualcomm Snapdragon chipsets. Attackers could exploit this to execute arbitrary cod...

CVE-2022-22086

HIGH CVSS 7.3 Jun 14, 2022

This vulnerability allows memory corruption through a double free error when parsing malformed 3gp video files with invalid metadata atoms. It affects devices using Qualcomm Snapdragon chipsets across...

CVE-2022-22057

HIGH CVSS 8.4 Jun 14, 2022

This is a use-after-free vulnerability in Qualcomm's kgsl graphics driver that occurs due to a race condition when closing fence file descriptors while destroying graphics timelines simultaneously. Su...

CVE-2022-22065

HIGH CVSS 7.5 Jun 14, 2022

This vulnerability is an out-of-bounds read in the WLAN HOST component of Qualcomm Snapdragon chipsets due to improper length checking. It affects multiple Qualcomm Snapdragon product lines including ...

CVE-2021-35112

HIGH CVSS 8.4 Jun 14, 2022

This vulnerability allows a user with standard permissions to access protected graphics memory regions due to improper access control in register configuration on Qualcomm Snapdragon chips. It affects...

CVE-2021-35116

HIGH CVSS 7.7 Jun 14, 2022

This vulnerability allows a malicious Android application (APK) to load a specially crafted model into the Qualcomm CDSP (Compute DSP), potentially compromising the CDSP and accessing data from other ...