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Vulnerability record · CVE-2021-30327 · published 14 June 2022

CVE-2021-30327: Qualcomm apq8097 firmware classic buffer overflow vulnerability

Qualcomm · Apq8097 Firmware

Buffer overflow in sahara protocol while processing commands leads to overwrite of secure configuration data in Snapdragon Mobile, Snapdragon Compute, Snapdragon Auto, Snapdragon IOT, Snapdragon Connectivity, Snapdragon Voice & Music

6.8 CVSS 3.1 Medium EPSS 0.20% · top 90.8% CWE-120 · Classic buffer overflow
6.8CVSS 3.1 base score, v2 7.2
0.20%EPSS exploitation probability, 30 days
NoNot in CISA KEV
79Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Buffer overflow in sahara protocol while processing commands leads to overwrite of secure configuration data in Snapdragon Mobile, Snapdragon Compute, Snapdragon Auto, Snapdragon IOT, Snapdragon Connectivity, Snapdragon Voice & Music

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

Affected products

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

References

Track CVE-2021-30327 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.

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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-2023-33063Qualcomm 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 0.69%analysed9.8CVE-2024-49839Qualcomm ar8035 firmware out-of-bounds read vulnerabilityMemory corruption during management frame processing due to mismatch in T2LM info element.EPSS 0.30%9.8CVE-2024-45569Qualcomm ar8035 firmware vulnerabilityMemory corruption while parsing the ML IE due to invalid frame content.EPSS 0.58%9.8CVE-2024-33066Qualcomm snapdragon x65 5g modem-rf system firmware improper input validation vulnerabilityMemory corruption while redirecting log file to any file location with any file name.EPSS 0.60%9.8CVE-2024-21473Qualcomm ar8035 firmware improper input validation vulnerabilityMemory corruption while redirecting log file to any file location with any file name.EPSS 0.66%9.8CVE-2023-43552Qualcomm ar8035 firmware use after free vulnerabilityMemory corruption while processing MBSSID beacon containing several subelement IE.EPSS 0.35%9.8CVE-2023-43553Qualcomm ar8035 firmware vulnerabilityMemory corruption while parsing beacon/probe response frame when AP sends more supported links in MLIE.EPSS 0.35%

Source: NIST National Vulnerability Database (record CVE-2021-30327), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.