{"id":"CVE-2021-30290","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-30290","generatedAt":"2026-10-27T22:33:11.429Z","title":"Possible null pointer dereference due to race condition between timeline fence signal and time line fence destroy in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","description":"Possible null pointer dereference due to race condition between timeline fence signal and time line fence destroy in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","published":"2021-09-09T08:15:28.000Z","lastModified":"2026-06-17T03:50:03.000Z","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-367","CWE-476"],"affected":["qualcomm/qca6174a firmware","qualcomm/qca6574 firmware","qualcomm/qca6574a firmware","qualcomm/qca6574au firmware","qualcomm/qca6595au firmware","qualcomm/qca6696 firmware","qualcomm/qca9377 firmware","qualcomm/qcm6490 firmware","qualcomm/qcs6490 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/sd480 firmware","qualcomm/sd778g firmware","qualcomm/sd780g firmware","qualcomm/sd888 firmware","qualcomm/sd888 5g firmware","qualcomm/sdx12 firmware","qualcomm/sm7325 firmware","qualcomm/wcd9335 firmware","qualcomm/wcd9341 firmware","qualcomm/wcd9370 firmware","qualcomm/wcd9375 firmware","qualcomm/wcd9380 firmware","qualcomm/wcd9385 firmware","qualcomm/wcn3988 firmware","qualcomm/wcn3991 firmware","qualcomm/wcn6740 firmware","qualcomm/wcn6750 firmware","qualcomm/wcn6850 firmware","qualcomm/wcn6851 firmware","qualcomm/wcn6855 firmware","qualcomm/wcn6856 firmware","qualcomm/wsa8830 firmware","qualcomm/wsa8835 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/september-2021-bulletin","tags":["Patch","Vendor Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/september-2021-bulletin","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-30290","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."}