Qualcomm WCD9330 Firmware vulnerabilities

232 CVEs affecting Qualcomm WCD9330 Firmware, 3 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-21385, published 2026-03-02.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2021-1905: Qualcomm Multiple Chipsets Use-After-Free Vulnerability, published 2021-05-07. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2021-11-03. EPSS: 1.5% chance of exploitation in the next 30 days. Possible use after free due to improper handling of memory mapping of multiple processes simultaneously. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT,…
CVE-2026-21385: Qualcomm Multiple Chipsets Memory Corruption Vulnerability, published 2026-03-02. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2026-03-03. EPSS: 1.3% chance of exploitation in the next 30 days. Memory corruption while using alignments for memory allocation.
CVE-2021-1906: Qualcomm Multiple Chipsets Detection of Error Condition Without Action Vulnerability, published 2021-05-07. Medium severity, CVSS 5.5. Actively exploited: in CISA KEV since 2021-11-03. EPSS: 0.5% chance of exploitation in the next 30 days. Improper handling of address deregistration on failure can lead to new GPU address allocation failure. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT,…
CVE-2020-11301, published 2021-09-08. High severity, CVSS 7.5. EPSS: 11.1% chance of exploitation in the next 30 days. Improper authentication of un-encrypted plaintext Wi-Fi frames in an encrypted network can lead to information disclosure in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon…
CVE-2021-30351, published 2022-01-03. Critical severity, CVSS 9.8. EPSS: 4% chance of exploitation in the next 30 days. An out of bound memory access can occur due to improper validation of number of frames being passed during music playback in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon…
CVE-2022-40507, published 2023-06-06. High severity, CVSS 7.8. EPSS: 1.3% chance of exploitation in the next 30 days. Memory corruption due to double free in Core while mapping HLOS address to the list.
CVE-2020-11192, published 2021-03-17. Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days. Out of bound write while parsing SDP string due to missing check on null termination in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial…
CVE-2020-11299, published 2021-03-17. Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days. Buffer overflow can occur in video while playing the non-standard clip in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon…
CVE-2020-11190, published 2021-03-17. Critical severity, CVSS 9.1. EPSS: 1% chance of exploitation in the next 30 days. Buffer over-read can happen while parsing received SDP values due to lack of NULL termination check on SDP in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT,…
CVE-2020-11189, published 2021-03-17. Critical severity, CVSS 9.1. EPSS: 1% chance of exploitation in the next 30 days. Buffer over-read can happen while parsing received SDP values due to lack of NULL termination check on SDP in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT,…

Latest

CVE-2025-47383, published 2026-03-02. High severity, CVSS 7.2. EPSS: 0.1% chance of exploitation in the next 30 days. Weak configuration may lead to cryptographic issue when a VoWiFi call is triggered from UE.
CVE-2025-47320, published 2025-12-18. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing MFC channel configuration during music playback.
CVE-2025-21482, published 2025-09-24. High severity, CVSS 7.1. EPSS: 0.1% chance of exploitation in the next 30 days. Cryptographic issue while performing RSA PKCS padding decoding.
CVE-2025-21453, published 2025-05-06. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing a data structure, when an iterator is accessed after it has been removed, potential failures occur.
CVE-2025-21429, published 2025-04-07. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Memory corruption occurs while connecting a STA to an AP and initiating an ADD TS request.
CVE-2025-21428, published 2025-04-07. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Memory corruption occurs while connecting a STA to an AP and initiating an ADD TS request from the AP to establish a TSpec session.
CVE-2024-38426, published 2025-03-03. Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days. While processing the authentication message in UE, improper authentication may lead to information disclosure.
CVE-2024-33056, published 2024-12-02. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption when allocating and accessing an entry in an SMEM partition continuously.
CVE-2024-38423, published 2024-11-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing GPU page table switch.