{"id":"CVE-2021-1972","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-1972","generatedAt":"2026-10-27T21:18:49.515Z","title":"Possible buffer overflow due to improper validation of device types during P2P search in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music,…","description":"Possible buffer overflow due to improper validation of device types during P2P search in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking","published":"2021-09-08T12:15:08.000Z","lastModified":"2026-06-17T03:33:04.000Z","status":"Modified","sourceIdentifier":"product-security@qualcomm.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120"],"affected":["qualcomm/apq8009 firmware","qualcomm/apq8009w firmware","qualcomm/apq8017 firmware","qualcomm/apq8053 firmware","qualcomm/apq8064au firmware","qualcomm/apq8076 firmware","qualcomm/apq8096au firmware","qualcomm/aqt1000 firmware","qualcomm/ar6003 firmware","qualcomm/ar7420 firmware","qualcomm/ar8031 firmware","qualcomm/ar8035 firmware","qualcomm/ar9380 firmware","qualcomm/csr6030 firmware","qualcomm/csr8811 firmware","qualcomm/csra6620 firmware","qualcomm/csra6640 firmware","qualcomm/csrb31024 firmware","qualcomm/fsm10055 firmware","qualcomm/fsm10056 firmware","qualcomm/ipq4018 firmware","qualcomm/ipq4019 firmware","qualcomm/ipq4028 firmware","qualcomm/ipq4029 firmware","qualcomm/ipq5010 firmware","qualcomm/ipq5018 firmware","qualcomm/ipq5028 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/mdm8215 firmware","qualcomm/mdm8215m firmware","qualcomm/mdm8615m firmware","qualcomm/mdm9150 firmware","qualcomm/mdm9206 firmware","qualcomm/mdm9215 firmware","qualcomm/mdm9230 firmware","qualcomm/mdm9250 firmware","qualcomm/mdm9310 firmware","qualcomm/mdm9330 firmware"],"epss":{"score":0.00808,"percentile":0.56591,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.81%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.qualcomm.com/company/product-security/bulletins/august-2021-bulletin","tags":["Patch","Vendor Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/august-2021-bulletin","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-1972","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."}