← Vulnerability feed

Vulnerability record · CVE-2020-11305 · published 17 March 2021

CVE-2020-11305: Qualcomm apq8009 firmware memory buffer overflow vulnerability

Qualcomm · Apq8009 Firmware

Integer overflow in boot due to improper length check on arguments received in Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music

6.8 CVSS 3.1 Medium EPSS 0.21% · top 89.3% CWE-119 · Memory buffer overflow
6.8CVSS 3.1 base score, v2 4.6
0.21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
20Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Integer overflow in boot due to improper length check on arguments received in Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

20 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.qualcomm.com/company/product-security/bulletins/march-2021-bulletin PatchVendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/march-2021-bulletin PatchVendor Advisory

Track CVE-2020-11305 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.8CVE-2022-22071Qualcomm chipset shell memory use-after-free via IOCTL munmapA use-after-free exists in Qualcomm Snapdragon and related chipset firmware when process shell memory is freed through an IOCTL munmap call while pro…KEVEPSS 0.41%analysed7.8CVE-2020-11261Qualcomm Snapdragon chipsets memory corruption via improper allocation size checkQualcomm Snapdragon firmware fails to return an error when a user application requests a very large memory allocation, leading to memory corruption (…KEVEPSS 1.6%analysed7.8CVE-2021-1905Qualcomm Snapdragon chipsets use-after-free in memory mapping handlingA use-after-free flaw exists in multiple Qualcomm Snapdragon chipset families due to improper handling of memory mapping when multiple processes oper…KEVEPSS 1.5%analysed5.5CVE-2021-1906Qualcomm Snapdragon GPU address deregistration failure causes allocation denialImproper handling of address deregistration on failure in Qualcomm Snapdragon chipsets can cause subsequent GPU address allocation to fail. The flaw …KEVEPSS 0.52%analysed9.8CVE-2022-40510Qualcomm apq8009 firmware out-of-bounds write vulnerabilityMemory corruption due to buffer copy without checking size of input in Audio while voice call with EVS vocoder.EPSS 0.43%9.8CVE-2022-33259Qualcomm mdm8207 firmware classic buffer overflow vulnerabilityMemory corruption due to buffer copy without checking the size of input in modem while decoding raw SMS received.EPSS 0.42%9.8CVE-2022-33211Qualcomm mdm8207 firmware improper input validation vulnerabilitymemory corruption in modem due to improper check while calculating size of serialized CoAP messageEPSS 0.42%9.8CVE-2022-25740Qualcomm mdm8207 firmware classic buffer overflow vulnerabilityMemory corruption in modem due to buffer overwrite while building an IPv6 multicast address based on the MAC address of the ifaceEPSS 0.42%

Source: NIST National Vulnerability Database (record CVE-2020-11305), CISA KEV, FIRST EPSS (scores of 2026-10-14). This page is refreshed as NVD updates the record.