CVE record · CVE-2021-1943

Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute…: Possible buffer out of bound read can occur due to improper validation of TBTT count and…

CVSS 7.5 HighEPSS 0.0059 · 48th percentile

Published by the CVE Program (CNA: qualcomm) at 13 Jul 2021, 05:30 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Qualcomm, Inc.	Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking	affected APQ8053, AQT1000, AR9380, CSR8811, CSRB31024, IPQ4018, IPQ4019, IPQ4028, IPQ4029, IPQ5010, IPQ5018, IPQ5028, IPQ6000, IPQ6005, IPQ6010, IPQ6018, IPQ6028, IPQ8064, IPQ8065, IPQ8068, IPQ8070, IPQ8070A, IPQ8071, IPQ8071A, IPQ8072, IPQ8072A, IPQ8074, IPQ8074A, IPQ8076, IPQ8076A, IPQ8078, IPQ8078A, IPQ8173, IPQ8174, MSM8953, PMP8074, QCA4024, QCA6175A, QCA6390, QCA6391, QCA6420, QCA6426, QCA6428, QCA6430, QCA6436, QCA6438, QCA6564A, QCA6564AU, QCA6574, QCA6574A, QCA6574AU, QCA6584AU, QCA6595, QCA6595AU, QCA6696, QCA7500, QCA8072, QCA8075, QCA8081, QCA9531, QCA9558, QCA9561, QCA9563, QCA9880, QCA9886, QCA9887, QCA9888, QCA9889, QCA9896, QCA9898, QCA9980, QCA9982, QCA9984, QCA9985, QCA9990, QCA9992, QCA9994, QCN5021, QCN5022, QCN5024, QCN5052, QCN5054, QCN5064, QCN5121, QCN5122, QCN5124, QCN5152, QCN5154, QCN5164, QCN5500, QCN5502, QCN5550, QCN6023, QCN6024, QCN6122, QCN9000, QCN9012, QCN9022, QCN9024, QCN9070, QCN9072, QCN9074, QCN9100, SA415M, SA515M, SA6145P, SA6150P, SA6155, SA6155P, SA8145P, SA8 ...[truncated*]

Identifiers: CVE-2021-1943
CNA: qualcomm
Tags: Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking
Published: 13 Jul 2021
Updated: 3 Aug 2024

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.5	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CNA (qualcomm)

CISA KEV Not listed.
EPSS 0.0059, the 48th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 13 Jul 2021. New records show when each source confirmed them.

Sources

References from the CNA

www.qualcomm.com/company/product-security/bulletins/july-2021-bulletin confirm

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.