{"cve":"CVE-2023-21640","nvd":{"published":"2023-07-04T05:15:10.450","modified":"2026-06-17T05:33:24.633","status":"Modified","description":"Memory corruption in Linux when the file upload API is called with parameters having large buffer.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787","CWE-120"],"references":["https://www.qualcomm.com/company/product-security/bulletins/july-2023-bulletin","https://www.qualcomm.com/company/product-security/bulletins/july-2023-bulletin"],"products":["qualcomm:fastconnect_6900_firmware","qualcomm:fastconnect_7800_firmware","qualcomm:snapdragon_8_gen_1_firmware","qualcomm:wcd9380_firmware","qualcomm:wsa8830_firmware","qualcomm:wsa8835_firmware"],"source":"nvd","synced_at":"2026-10-19T21:38:30.124994567+00:00"},"epss":{"cve":"CVE-2023-21640","score":0.00115,"percentile":0.01515,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}