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CVE-2021-1966
Possible buffer overflow due to lack of length check of source and destination buffer before copying in Snapdragon Auto, Snapdragon…
Medium6.7EPSS 0.15%
- Published
- Updated
- Reserved
- Assigned by
- qualcomm
Description
Possible buffer overflow due to lack of length check of source and destination buffer before copying in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| qualcommCNA (assigner) | 3.1 | Medium6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Medium6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.15% · top 96% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.7.
Weakness
- Buffer Copy Without Checking Size of Input in Display
- CWE-120 (opens in a new tab)All about CWE-120 and its CVEs
Affected products
Qualcomm, Inc. · Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
- affected AQT1000, AR8031, AR8035, CSRA6620, CSRA6640, FSM10055, FSM10056, QCA6390, QCA6391, QCA6420, QCA6430, QCA6574, QCA6574A, QCA6574AU, QCA6595, QCA6595AU, QCA6696, QCA8337, QCM6125, QCS405, QCS410, QCS610, QCS6125, SA6145P, SA6150P, SA6155, SA6155P, SA8145P, SA8150P, SA8155, SA8155P, SA8195P, SD 8C, SD 8CX, SD665, SD690 5G, SD750G, SD765, SD765G, SD768G, SD855, SD865 5G, SD870, SDX55, SDX55M, SM7250P, WCD9335, WCD9340, WCD9341, WCD9370, WCD9375, WCD9380, WCD9385, WCN3950, WCN3980, WCN3988, WCN3991, WCN3998, WCN3999, WCN6850, WCN6851, WSA8810, WSA8815, WSA8830, WSA8835
References (1)
- https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-1966)Record last updated .