← Vulnerability feed

Vulnerability record · CVE-2020-3688 · published 30 July 2020

CVE-2020-3688: Qualcomm apq8009 firmware classic buffer overflow vulnerability

Qualcomm · Apq8009 Firmware

Possible buffer overflow while parsing mp4 clip with corrupted sample atoms due to improper validation of index in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, Kamorta, MDM9206, MDM9207C, MDM9607, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996, MSM8996AU, MSM8998, Nicobar, QCA6574AU, QCM2150, QCS405, QCS605, QM215, Rennell, SA6155P, Saipan, SDA660, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDX20, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130

9.8 CVSS 3.1 Critical EPSS 0.88% · top 42.3% CWE-120 · Classic buffer overflow
9.8CVSS 3.1 base score, v2 7.5
0.88%EPSS exploitation probability, 30 days
NoNot in CISA KEV
48Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

Possible buffer overflow while parsing mp4 clip with corrupted sample atoms due to improper validation of index in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, Kamorta, MDM9206, MDM9207C, MDM9607, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996, MSM8996AU, MSM8998, Nicobar, QCA6574AU, QCM2150, QCS405, QCS605, QM215, Rennell, SA6155P, Saipan, SDA660, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDX20, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130

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

Affected products

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

References

LinkTags
https://www.qualcomm.com/company/product-security/bulletins/july-2020-bulletin Broken Link
https://www.qualcomm.com/company/product-security/bulletins/july-2020-security-bulletin Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/july-2020-bulletin Broken Link

Track CVE-2020-3688 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-2026-21385Qualcomm chipset firmware memory corruption via alignment integer overflowA memory corruption flaw in Qualcomm chipset firmware arises from an integer overflow when alignments are used for memory allocation (CWE-190). It af…KEVEPSS 1.3%analysed7.8CVE-2023-33107Qualcomm Graphics Linux integer overflow memory corruptionCVE-2023-33107 is an integer overflow (CWE-190) in Qualcomm Graphics Linux that causes memory corruption when a shared virtual memory region is assig…KEVEPSS 0.74%analysed7.8CVE-2023-33063Qualcomm DSP Services use-after-free memory corruptionCVE-2023-33063 is a use-after-free memory corruption flaw in Qualcomm DSP Services, triggered during a remote call from the high-level operating syst…KEVEPSS 0.58%analysed7.8CVE-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 0.46%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-2025-21483Qualcomm apq8017 firmware memory buffer overflow vulnerabilityMemory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.EPSS 0.40%

Source: NIST National Vulnerability Database (record CVE-2020-3688), CISA KEV, FIRST EPSS (scores of 2026-10-05). This page is refreshed as NVD updates the record.