{"id":"CVE-2021-30266","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-30266","generatedAt":"2026-10-27T20:22:10.988Z","title":"Possible use after free due to improper memory validation when initializing new interface via Interface add command in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile,…","description":"Possible use after free due to improper memory validation when initializing new interface via Interface add command in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking","published":"2021-11-12T07:15:08.000Z","lastModified":"2026-06-17T03:49:58.000Z","status":"Modified","sourceIdentifier":"product-security@qualcomm.com","cvss":{"version":"3.1","score":6.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-416"],"affected":["qualcomm/apq8009 firmware","qualcomm/apq8053 firmware","qualcomm/apq8096au firmware","qualcomm/aqt1000 firmware","qualcomm/ar8031 firmware","qualcomm/ar8035 firmware","qualcomm/ar9380 firmware","qualcomm/csr8811 firmware","qualcomm/csra6620 firmware","qualcomm/csra6640 firmware","qualcomm/csrb31024 firmware","qualcomm/ipq4018 firmware","qualcomm/ipq4019 firmware","qualcomm/ipq4028 firmware","qualcomm/ipq4029 firmware","qualcomm/ipq5010 firmware","qualcomm/ipq5018 firmware","qualcomm/ipq6000 firmware","qualcomm/ipq6005 firmware","qualcomm/ipq6010 firmware","qualcomm/ipq6018 firmware","qualcomm/ipq6028 firmware","qualcomm/ipq8064 firmware","qualcomm/ipq8065 firmware","qualcomm/ipq8068 firmware","qualcomm/ipq8069 firmware","qualcomm/ipq8070 firmware","qualcomm/ipq8070a firmware","qualcomm/ipq8071 firmware","qualcomm/ipq8071a firmware","qualcomm/ipq8072 firmware","qualcomm/ipq8072a firmware","qualcomm/ipq8074 firmware","qualcomm/ipq8074a firmware","qualcomm/ipq8076 firmware","qualcomm/ipq8076a firmware","qualcomm/ipq8078 firmware","qualcomm/ipq8078a firmware","qualcomm/ipq8173 firmware","qualcomm/ipq8174 firmware","qualcomm/mdm9206 firmware","qualcomm/mdm9650 firmware","qualcomm/msm8953 firmware","qualcomm/msm8996au firmware","qualcomm/qca4024 firmware","qualcomm/qca6310 firmware","qualcomm/qca6320 firmware","qualcomm/qca6335 firmware","qualcomm/qca6390 firmware","qualcomm/qca6391 firmware","qualcomm/qca6420 firmware","qualcomm/qca6426 firmware","qualcomm/qca6428 firmware","qualcomm/qca6430 firmware","qualcomm/qca6436 firmware","qualcomm/qca6438 firmware","qualcomm/qca6564a firmware","qualcomm/qca6564au firmware","qualcomm/qca6574 firmware","qualcomm/qca6574a firmware"],"epss":{"score":0.00176,"percentile":0.07036,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.18%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://www.qualcomm.com/company/product-security/bulletins/november-2021-bulletin","tags":["Patch","Vendor Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/november-2021-bulletin","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-30266","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}