{"id":"CVE-2021-1900","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-1900","generatedAt":"2026-10-27T20:19:45.169Z","title":"Possible use after free in Display due to race condition while creating an external display in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music,…","description":"Possible use after free in Display due to race condition while creating an external display in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables","published":"2021-06-09T07:15:08.000Z","lastModified":"2026-06-17T03:32:47.000Z","status":"Modified","sourceIdentifier":"product-security@qualcomm.com","cvss":{"version":"3.1","score":7,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-362","CWE-416"],"affected":["qualcomm/apq8009 firmware","qualcomm/apq8009w firmware","qualcomm/apq8017 firmware","qualcomm/apq8053 firmware","qualcomm/apq8064au firmware","qualcomm/apq8096au firmware","qualcomm/aqt1000 firmware","qualcomm/ar8031 firmware","qualcomm/csra6620 firmware","qualcomm/csra6640 firmware","qualcomm/mdm9206 firmware","qualcomm/mdm9250 firmware","qualcomm/mdm9650 firmware","qualcomm/msm8909w firmware","qualcomm/msm8953 firmware","qualcomm/msm8996au firmware","qualcomm/qca4020 firmware","qualcomm/qca6174a firmware","qualcomm/qca6175a firmware","qualcomm/qca6310 firmware","qualcomm/qca6320 firmware","qualcomm/qca6335 firmware","qualcomm/qca6390 firmware","qualcomm/qca6420 firmware","qualcomm/qca6430 firmware","qualcomm/qca6564a firmware","qualcomm/qca6564au firmware","qualcomm/qca6574 firmware","qualcomm/qca6574a firmware","qualcomm/qca6574au firmware","qualcomm/qca6595 firmware","qualcomm/qca6595au firmware","qualcomm/qca6696 firmware","qualcomm/qca9367 firmware","qualcomm/qca9377 firmware","qualcomm/qca9379 firmware","qualcomm/qcs405 firmware","qualcomm/qcs603 firmware","qualcomm/qcs605 firmware","qualcomm/qualcomm215 firmware","qualcomm/sa6155 firmware","qualcomm/sa6155p firmware","qualcomm/sa8155 firmware","qualcomm/sa8155p firmware","qualcomm/sd 455 firmware","qualcomm/sd 636 firmware","qualcomm/sd 8cx firmware","qualcomm/sd429 firmware","qualcomm/sd439 firmware","qualcomm/sd450 firmware","qualcomm/sd632 firmware","qualcomm/sd660 firmware","qualcomm/sd670 firmware","qualcomm/sd675 firmware","qualcomm/sd710 firmware","qualcomm/sd712 firmware","qualcomm/sd835 firmware","qualcomm/sd845 firmware","qualcomm/sd855 firmware","qualcomm/sdm630 firmware"],"epss":{"score":0.00105,"percentile":0.01053,"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 (0.10%). 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/june-2021-bulletin","tags":["Vendor Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/june-2021-bulletin","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-1900","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."}