{"id":"CVE-2021-1952","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-1952","generatedAt":"2026-10-27T21:19:41.094Z","title":"Possible buffer over read occurs due to lack of length check of request buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music","description":"Possible buffer over read occurs due to lack of length check of request buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music","published":"2021-09-09T08:15:22.000Z","lastModified":"2026-06-17T03:33:00.000Z","status":"Modified","sourceIdentifier":"product-security@qualcomm.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-125"],"affected":["qualcomm/aqt1000 firmware","qualcomm/ar8031 firmware","qualcomm/ar8035 firmware","qualcomm/csra6620 firmware","qualcomm/csra6640 firmware","qualcomm/mdm9150 firmware","qualcomm/mdm9205 firmware","qualcomm/qca4004 firmware","qualcomm/qca6390 firmware","qualcomm/qca6391 firmware","qualcomm/qca6420 firmware","qualcomm/qca6421 firmware","qualcomm/qca6426 firmware","qualcomm/qca6430 firmware","qualcomm/qca6431 firmware","qualcomm/qca6436 firmware","qualcomm/qca6574 firmware","qualcomm/qca6574a firmware","qualcomm/qca6574au firmware","qualcomm/qca6584au firmware","qualcomm/qca6595au firmware","qualcomm/qca6696 firmware","qualcomm/qca8337 firmware","qualcomm/qcm2290 firmware","qualcomm/qcm4290 firmware","qualcomm/qcm6125 firmware","qualcomm/qcm6490 firmware","qualcomm/qcs2290 firmware","qualcomm/qcs405 firmware","qualcomm/qcs410 firmware","qualcomm/qcs4290 firmware","qualcomm/qcs610 firmware","qualcomm/qcs6125 firmware","qualcomm/qcs6490 firmware","qualcomm/qcx315 firmware","qualcomm/qrb5165 firmware","qualcomm/qsm8250 firmware","qualcomm/qsm8350 firmware","qualcomm/sa415m firmware","qualcomm/sa515m firmware","qualcomm/sa6145p firmware","qualcomm/sa6150p firmware","qualcomm/sa6155 firmware","qualcomm/sa6155p firmware","qualcomm/sa8145p firmware","qualcomm/sa8150p firmware","qualcomm/sa8155 firmware","qualcomm/sa8155p firmware","qualcomm/sa8195p firmware","qualcomm/sc8180x\\+sdx55 firmware","qualcomm/sd 675 firmware","qualcomm/sd 8c firmware","qualcomm/sd 8cx firmware","qualcomm/sd460 firmware","qualcomm/sd480 firmware","qualcomm/sd662 firmware","qualcomm/sd665 firmware","qualcomm/sd670 firmware","qualcomm/sd675 firmware","qualcomm/sd678 firmware"],"epss":{"score":0.0016,"percentile":0.05068,"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 (0.16%). 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/september-2021-bulletin","tags":["Vendor Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/september-2021-bulletin","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-1952","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."}