📦 Snapdragon X20 Lte Modem Firmware

by Qualcomm

🔍 What is Snapdragon X20 Lte Modem Firmware?

Description coming soon...

🛡️ Security Overview

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⚠️ Known Vulnerabilities

CVE-2025-21482

HIGH CVSS 7.1 Sep 24, 2025

This CVE describes a cryptographic vulnerability in RSA PKCS padding decoding that could allow attackers to decrypt sensitive data or forge digital signatures. It affects Qualcomm products implementin...

CVE-2024-33056

HIGH CVSS 8.4 Dec 2, 2024

CVE-2024-33056 is a memory corruption vulnerability in Qualcomm's Shared Memory (SMEM) subsystem that allows attackers to potentially execute arbitrary code or cause denial of service. This affects de...

CVE-2024-38423

HIGH CVSS 7.8 Nov 4, 2024

This vulnerability allows memory corruption during GPU page table switching in Qualcomm GPU drivers. Attackers could potentially execute arbitrary code or cause denial of service. Affects devices usin...

CVE-2024-21468

HIGH CVSS 8.4 Apr 1, 2024

CVE-2024-21468 is a use-after-free vulnerability in Qualcomm GPU drivers where failed memory unmapping operations can lead to memory corruption. This allows attackers to potentially execute arbitrary ...

CVE-2023-33066

HIGH CVSS 8.4 Mar 4, 2024

This vulnerability allows memory corruption in Qualcomm audio drivers when processing RT proxy port register operations. Attackers could potentially execute arbitrary code or cause denial of service o...

CVE-2023-43511

HIGH CVSS 7.5 Jan 2, 2024

This vulnerability allows attackers to cause a denial-of-service (DoS) condition in Qualcomm WLAN firmware by sending specially crafted IPv6 packets with IPPROTO_NONE as the next header in extension h...

CVE-2023-28551

HIGH CVSS 7.8 Dec 5, 2023

This vulnerability allows memory corruption in Qualcomm modem UTILS when processing Diag commands with arbitrary address values. Attackers could potentially execute arbitrary code or cause denial of s...

CVE-2023-24848

HIGH CVSS 8.2 Oct 3, 2023

This vulnerability allows information disclosure in Qualcomm data modems during VoLTE calls when an undefined RTCP FB line value is processed. Attackers could potentially access sensitive information ...

CVE-2023-22385

HIGH CVSS 8.2 Oct 3, 2023

This vulnerability allows memory corruption in Qualcomm data modem chipsets during mobile-originated or mobile-terminated VoLTE calls. Attackers could potentially execute arbitrary code or cause denia...

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-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-2022-33264

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-2022-40504

HIGH CVSS 7.5 May 2, 2023

This vulnerability allows a denial-of-service (DoS) attack on mobile devices by sending a specially crafted Downlink Data Indication message to the modem. When exploited, it triggers a reachable asser...

CVE-2023-21666

HIGH CVSS 8.4 May 2, 2023

CVE-2023-21666 is a memory corruption vulnerability in Qualcomm's Adreno GPU driver (KGSL) that allows attackers to access sensitive data from graphics memory pools. This affects Android devices with ...

CVE-2022-40503

HIGH CVSS 8.2 Apr 13, 2023

This vulnerability allows attackers to read sensitive information from Bluetooth-enabled devices during A2DP audio streaming. It affects devices with Qualcomm Bluetooth chipsets that have not been pat...