CVE-2021-1892
Memory corruption due to improper input validation while processing IO control which is nonstandard in Snapdragon Compute, Snapdragon…
- Published
- Updated
- Reserved
- Assigned by
- qualcomm
Description
Memory corruption due to improper input validation while processing IO control which is nonstandard in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Wired Infrastructure and Networking
Timeline
ID reserved
By qualcomm
- 4 months later
· 4 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| qualcommCNA (assigner) | 3.1 | High8.4 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.17% · top 94% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.4.
Weakness
- Improper Input Validation in WLAN
- CWE-787 (opens in a new tab)All about CWE-787 and its CVEs
Affected products
Qualcomm, Inc. · Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Wired Infrastructure and Networking
- affected AQT1000, PM8005, PM855, PM855P, PM8998, PMI8998, QAT3550, QCA1062, QCA1064, QCA2066, QCA6164, QCA6174, QCA6174A, QCA6310, QCA6335, QCA6391, QCA6420, QCA6430, QCA6595AU, QCA9377, QCN7605, QCN7606, QET4100, QFE2081FC, QFE2082FC, QFE3100, QFE3440FC, QFE4455FC, QLN1035BD, SD 8C, SD 8CX, SD835, SD845, SD850, SDR8150, SMB1350, SMB1351, SMB1380, SMB1381, SMB1390, SMB2351, WCD9335, WCD9340, WCD9341, WCN3990, WCN3998, WCN6850, WCN6851, WCN6855, WCN6856, WGR7640, WSA8810, WSA8815, WTR5975
References (1)
- https://www.qualcomm.com/company/product-security/bulletins/april-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://cveledger.app/cve/CVE-2021-1892)Record last updated .