{"cve":"CVE-2021-32272","nvd":{"published":"2021-09-20T16:15:10.143","modified":"2026-06-17T03:52:51.623","status":"Modified","description":"An issue was discovered in faad2 before 2.10.0. A heap-buffer-overflow exists in the function stszin located in mp4read.c. It allows an attacker to cause Code Execution.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787"],"references":["https://github.com/knik0/faad2/commit/1b71a6ba963d131375f5e489b3b25e36f19f3f24","https://github.com/knik0/faad2/issues/57","https://www.debian.org/security/2022/dsa-5109","https://github.com/knik0/faad2/commit/1b71a6ba963d131375f5e489b3b25e36f19f3f24","https://github.com/knik0/faad2/issues/57"],"products":["debian:debian_linux","faad2_project:faad2"],"source":"nvd","synced_at":"2026-10-19T21:23:41.316049955+00:00"},"epss":{"cve":"CVE-2021-32272","score":0.01252,"percentile":0.69451,"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."]}