{"id":"CVE-2021-35075","aliases":["2998149","A-204905325","ASB-A-204905325","EUVD-2021-21719","GHSA-rhm9-mp58-v656"],"status":"published","title":"Possible null pointer dereference due to lack of WDOG structure validation during registration in...","description":"Possible null pointer dereference due to lack of WDOG structure validation during registration in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","severity":{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00188,"percentile":0.08528,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2022-02-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":linux_kernel:Qualcomm","fixed_in":["SoCVersion:2022-02-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":linux_kernel:Qualcomm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2022-02-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"qualcomm","product":"ar8035_firmware"},{"vendor":"qualcomm","product":"qca6174a_firmware"},{"vendor":"qualcomm","product":"qca6391_firmware"},{"vendor":"qualcomm","product":"qca6574_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":"qca9377_firmware"},{"vendor":"qualcomm","product":"qcm6490_firmware"},{"vendor":"qualcomm","product":"qcs6490_firmware"},{"vendor":"qualcomm","product":"sa6145p_firmware"},{"vendor":"qualcomm","product":"sa6150p_firmware"},{"vendor":"qualcomm","product":"sa6155p_firmware"},{"vendor":"qualcomm","product":"sa8145p_firmware"},{"vendor":"qualcomm","product":"sa8150p_firmware"},{"vendor":"qualcomm","product":"sa8155p_firmware"},{"vendor":"qualcomm","product":"sa8195p_firmware"},{"vendor":"qualcomm","product":"sd480_firmware"},{"vendor":"qualcomm","product":"sd778g_firmware"},{"vendor":"qualcomm","product":"sd780g_firmware"},{"vendor":"qualcomm","product":"sd888_5g_firmware"},{"vendor":"qualcomm","product":"sd888_firmware"},{"vendor":"qualcomm","product":"sd_8_gen1_5g_firmware"},{"vendor":"qualcomm","product":"sdx12_firmware"},{"vendor":"qualcomm","product":"sdx65_firmware"},{"vendor":"qualcomm","product":"sm6375_firmware"},{"vendor":"qualcomm","product":"sm7315_firmware"},{"vendor":"qualcomm","product":"sm7325p_firmware"},{"vendor":"qualcomm","product":"wcd9335_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":"wcn6740_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 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","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-35075"},{"url":"https://github.com/advisories/GHSA-rhm9-mp58-v656"},{"url":"https://source.android.com/security/bulletin/2022-02-01","tags":["advisory"]},{"url":"https://source.codeaurora.org/quic/la/kernel/msm-5.4/commit/?id=8bbe418836192817143685077cfca76b92811a6f","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2021-35075","description":"Possible null pointer dereference due to lack of WDOG structure validation during registration in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","status":"published","published":"2022-02-11T10:40:35Z","modified":"2024-08-04T00:33:50.482Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:09.864034Z"}],"euvd":[{"id":"EUVD-2021-21719","description":"Possible null pointer dereference due to lack of WDOG structure validation during registration in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","status":"published","published":"2022-02-11T10:40:35Z","modified":"2024-08-04T00:33:50Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:24:30.986651Z"}],"ghsa":[{"id":"GHSA-rhm9-mp58-v656","title":"Possible null pointer dereference due to lack of WDOG structure validation during registration in...","description":"Possible null pointer dereference due to lack of WDOG structure validation during registration in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","status":"published","published":"2022-02-12T00:00:48Z","modified":"2023-04-27T05:09:12Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:54:33.425205Z"}],"nvd":[{"id":"CVE-2021-35075","description":"Possible null pointer dereference due to lack of WDOG structure validation during registration in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile","status":"published","published":"2022-02-11T11:15:08.66Z","modified":"2026-06-17T03:57:05.91Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:07:04.6896Z"}],"osv":[{"id":"ASB-A-204905325","status":"published","published":"2022-02-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:05.376141Z"}]}}
