{"id":"CVE-2020-11261","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-11261","generatedAt":"2026-10-27T23:30:08.182Z","title":"Qualcomm Multiple Chipsets Improper Input Validation Vulnerability","description":"Memory corruption due to improper check to return error when user application requests memory allocation of a huge size in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables","published":"2021-06-09T05:15:08.000Z","lastModified":"2026-06-17T02:49:49.000Z","status":"Analyzed","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-787","CWE-20"],"affected":["qualcomm/apq8009 firmware","qualcomm/apq8009w firmware","qualcomm/apq8017 firmware","qualcomm/apq8037 firmware","qualcomm/apq8053 firmware","qualcomm/apq8064au firmware","qualcomm/apq8096au firmware","qualcomm/aqt1000 firmware","qualcomm/ar8031 firmware","qualcomm/ar8035 firmware","qualcomm/ar8151 firmware","qualcomm/csra6620 firmware","qualcomm/csra6640 firmware","qualcomm/csrb31024 firmware","qualcomm/fsm10055 firmware","qualcomm/fsm10056 firmware","qualcomm/mdm9650 firmware","qualcomm/msm8909w firmware","qualcomm/msm8917 firmware","qualcomm/msm8920 firmware","qualcomm/msm8937 firmware","qualcomm/msm8940 firmware","qualcomm/msm8953 firmware","qualcomm/msm8996au firmware","qualcomm/pm215 firmware","qualcomm/pm3003a firmware","qualcomm/pm4125 firmware","qualcomm/pm439 firmware","qualcomm/pm456 firmware","qualcomm/pm6125 firmware","qualcomm/pm6150 firmware","qualcomm/pm6150a firmware","qualcomm/pm6150l firmware","qualcomm/pm6250 firmware","qualcomm/pm6350 firmware","qualcomm/pm640a firmware","qualcomm/pm640l firmware","qualcomm/pm640p firmware","qualcomm/pm660 firmware","qualcomm/pm660a firmware","qualcomm/pm660l firmware","qualcomm/pm670 firmware","qualcomm/pm670a firmware","qualcomm/pm670l firmware","qualcomm/pm7150a firmware","qualcomm/pm7150l firmware","qualcomm/pm7250 firmware","qualcomm/pm7250b firmware","qualcomm/pm7350c firmware","qualcomm/pm8004 firmware","qualcomm/pm8005 firmware","qualcomm/pm8008 firmware","qualcomm/pm8009 firmware","qualcomm/pm8150 firmware","qualcomm/pm8150a firmware","qualcomm/pm8150b firmware","qualcomm/pm8150c firmware","qualcomm/pm8150l firmware","qualcomm/pm8250 firmware","qualcomm/pm8350 firmware"],"epss":{"score":0.01604,"percentile":0.75678,"date":"2026-10-26","history":[]},"kev":{"listed":true,"dateAdded":"2021-12-01","dueDate":"2022-06-01","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-11261"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 1 June 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://www.qualcomm.com/company/product-security/bulletins/january-2021-bulletin","tags":["Patch","Vendor Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/january-2021-bulletin","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-11261","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-11261","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."}