{"id":"CVE-2021-1913","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-1913","generatedAt":"2026-10-27T23:36:20.437Z","title":"Possible integer overflow due to improper length check while updating grace period and count record in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and…","description":"Possible integer overflow due to improper length check while updating grace period and count record in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking","published":"2021-10-20T07:15:07.000Z","lastModified":"2026-06-17T03:32:50.000Z","status":"Modified","sourceIdentifier":"product-security@qualcomm.com","cvss":{"version":"3.1","score":8.4,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-190"],"affected":["qualcomm/aqt1000 firmware","qualcomm/ar8035 firmware","qualcomm/csrb31024 firmware","qualcomm/qca6174a 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/qca6564au firmware","qualcomm/qca6574a firmware","qualcomm/qca6574au firmware","qualcomm/qca6584au firmware","qualcomm/qca6595 firmware","qualcomm/qca6595au firmware","qualcomm/qca6696 firmware","qualcomm/qca8337 firmware","qualcomm/qca9377 firmware","qualcomm/qca9984 firmware","qualcomm/qcm2290 firmware","qualcomm/qcm4290 firmware","qualcomm/qcm6490 firmware","qualcomm/qcs2290 firmware","qualcomm/qcs405 firmware","qualcomm/qcs4290 firmware","qualcomm/qcs6490 firmware","qualcomm/qcx315 firmware","qualcomm/qsm8350 firmware","qualcomm/sa415m firmware","qualcomm/sa515m firmware","qualcomm/sa6155p firmware","qualcomm/sa8195p firmware","qualcomm/sd 8c firmware","qualcomm/sd 8cx firmware","qualcomm/sd460 firmware","qualcomm/sd480 firmware","qualcomm/sd662 firmware","qualcomm/sd675 firmware","qualcomm/sd778g firmware","qualcomm/sd780g firmware","qualcomm/sd855 firmware","qualcomm/sd865 5g firmware","qualcomm/sd870 firmware","qualcomm/sd888 5g firmware","qualcomm/sdm830 firmware","qualcomm/sdx24 firmware","qualcomm/sdx55 firmware","qualcomm/sdx55m firmware","qualcomm/sdx57m firmware","qualcomm/sdxr2 5g firmware","qualcomm/sm4125 firmware","qualcomm/sm7325 firmware","qualcomm/wcd9340 firmware","qualcomm/wcd9341 firmware","qualcomm/wcd9360 firmware","qualcomm/wcd9370 firmware","qualcomm/wcd9375 firmware"],"epss":{"score":0.00165,"percentile":0.05618,"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 (0.17%). 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/october-2021-bulletin","tags":["Vendor Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-1913","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."}