{"id":"CVE-2021-30326","aliases":["EUVD-2021-17257","GHSA-947j-97ch-3pwf"],"status":"published","title":"Possible assertion due to improper size validation while processing the DownlinkPreemption IE in...","description":"Possible assertion due to improper size validation while processing the DownlinkPreemption IE in an RRC Reconfiguration/RRC Setup message in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00568,"percentile":0.47545,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-617"],"published":"2022-02-11T10:40:30Z","modified":"2026-06-17T03:50:10Z","products":[{"vendor":"qualcomm","product":"ar8035_firmware"},{"vendor":"qualcomm","product":"qca6390_firmware"},{"vendor":"qualcomm","product":"qca6391_firmware"},{"vendor":"qualcomm","product":"qca6426_firmware"},{"vendor":"qualcomm","product":"qca6436_firmware"},{"vendor":"qualcomm","product":"qca6574a_firmware"},{"vendor":"qualcomm","product":"qca6574au_firmware"},{"vendor":"qualcomm","product":"qca6595au_firmware"},{"vendor":"qualcomm","product":"qca6696_firmware"},{"vendor":"qualcomm","product":"qca8081_firmware"},{"vendor":"qualcomm","product":"qca8337_firmware"},{"vendor":"qualcomm","product":"qcm6490_firmware"},{"vendor":"qualcomm","product":"qcs6490_firmware"},{"vendor":"qualcomm","product":"qcx315_firmware"},{"vendor":"qualcomm","product":"sa515m_firmware"},{"vendor":"qualcomm","product":"sd480_firmware"},{"vendor":"qualcomm","product":"sd690_5g_firmware"},{"vendor":"qualcomm","product":"sd750g_firmware"},{"vendor":"qualcomm","product":"sd765_firmware"},{"vendor":"qualcomm","product":"sd765g_firmware"},{"vendor":"qualcomm","product":"sd768g_firmware"},{"vendor":"qualcomm","product":"sd778g_firmware"},{"vendor":"qualcomm","product":"sd865_5g_firmware"},{"vendor":"qualcomm","product":"sd870_firmware"},{"vendor":"qualcomm","product":"sd888_5g_firmware"},{"vendor":"qualcomm","product":"sd888_firmware"},{"vendor":"qualcomm","product":"sd_8_gen1_5g_firmware"},{"vendor":"qualcomm","product":"sdx55_firmware"},{"vendor":"qualcomm","product":"sdx55m_firmware"},{"vendor":"qualcomm","product":"sdx65_firmware"},{"vendor":"qualcomm","product":"sdxr2_5g_firmware"},{"vendor":"qualcomm","product":"sm6375_firmware"},{"vendor":"qualcomm","product":"sm7250p_firmware"},{"vendor":"qualcomm","product":"sm7315_firmware"},{"vendor":"qualcomm","product":"sm7325p_firmware"},{"vendor":"qualcomm","product":"wcd9341_firmware"},{"vendor":"qualcomm","product":"wcd9360_firmware"},{"vendor":"qualcomm","product":"wcd9370_firmware"},{"vendor":"qualcomm","product":"wcd9375_firmware"},{"vendor":"qualcomm","product":"wcd9380_firmware"},{"vendor":"qualcomm","product":"wcd9385_firmware"},{"vendor":"qualcomm","product":"wcn3988_firmware"},{"vendor":"qualcomm","product":"wcn3991_firmware"},{"vendor":"qualcomm","product":"wcn3998_firmware"},{"vendor":"qualcomm","product":"wcn6750_firmware"},{"vendor":"qualcomm","product":"wcn6850_firmware"},{"vendor":"qualcomm","product":"wcn6851_firmware"},{"vendor":"qualcomm","product":"wcn6855_firmware"},{"vendor":"qualcomm","product":"wcn6856_firmware"},{"vendor":"qualcomm","product":"wsa8810_firmware"},{"vendor":"qualcomm","product":"wsa8815_firmware"},{"vendor":"qualcomm","product":"wsa8830_firmware"},{"vendor":"qualcomm","product":"wsa8835_firmware"},{"vendor":"qualcomm, inc.","product":"snapdragon auto, snapdragon compute, snapdragon connectivity, snapdragon industrial iot, snapdragon mobile"}],"references":[{"url":"https://www.qualcomm.com/company/product-security/bulletins/february-2022-bulletin","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30326"},{"url":"https://github.com/advisories/GHSA-947j-97ch-3pwf"}],"sources":{"cve":[{"id":"CVE-2021-30326","description":"Possible assertion due to improper size validation while processing the DownlinkPreemption IE in an RRC Reconfiguration/RRC Setup message in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","status":"published","published":"2022-02-11T10:40:30Z","modified":"2024-08-03T22:32:39.974Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:01.852999Z"}],"euvd":[{"id":"EUVD-2021-17257","description":"Possible assertion due to improper size validation while processing the DownlinkPreemption IE in an RRC Reconfiguration/RRC Setup message in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","status":"published","published":"2022-02-11T10:40:30Z","modified":"2024-08-03T22:32:39Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T03:24:42.48986Z"}],"ghsa":[{"id":"GHSA-947j-97ch-3pwf","title":"Possible assertion due to improper size validation while processing the DownlinkPreemption IE in...","description":"Possible assertion due to improper size validation while processing the DownlinkPreemption IE in an RRC Reconfiguration/RRC Setup message in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","status":"published","published":"2022-02-12T00:00:48Z","modified":"2023-04-19T18:31:05Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-617"],"updated_at":"2026-11-02T14:54:32.269335Z"}],"nvd":[{"id":"CVE-2021-30326","description":"Possible assertion due to improper size validation while processing the DownlinkPreemption IE in an RRC Reconfiguration/RRC Setup message in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","status":"published","published":"2022-02-11T11:15:08.447Z","modified":"2026-06-17T03:50:10.13Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-617"],"updated_at":"2026-11-02T14:07:04.6896Z"}]}}
