{"id":"CVE-2023-43515","aliases":["3357731","A-303107287","EUVD-2023-47921","GHSA-c5hm-fh4g-ggw7","PUB-A-303107287"],"status":"published","title":"Buffer copy without checking size of input (Classic buffer overflow) in HLOS","description":"Memory corruption in HLOS while running kernel address sanitizers (syzkaller) on tmecom with DEBUG_FS enabled.","severity":{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0011,"percentile":0.01296,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-120"],"published":"2024-04-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["SoCVersion:2024-04-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2024-04-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"qualcomm","product":"fastconnect_6900_firmware"},{"vendor":"qualcomm","product":"fastconnect_7800_firmware"},{"vendor":"qualcomm","product":"snapdragon_8_gen_1_mobile_firmware"},{"vendor":"qualcomm","product":"wcd9380_firmware"},{"vendor":"qualcomm","product":"wsa8830_firmware"},{"vendor":"qualcomm","product":"wsa8835_firmware"},{"vendor":"qualcomm, inc.","product":"snapdragon"}],"references":[{"url":"https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2024-bulletin.html","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-43515"},{"url":"https://github.com/advisories/GHSA-c5hm-fh4g-ggw7"},{"url":"https://source.android.com/security/bulletin/2024-04-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-43515","title":"Buffer copy without checking size of input (Classic buffer overflow) in HLOS","description":"Memory corruption in HLOS while running kernel address sanitizers (syzkaller) on tmecom with DEBUG_FS enabled.","status":"published","published":"2024-04-01T15:05:59.198Z","modified":"2024-08-02T19:44:43.903Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:14.633899Z"}],"euvd":[{"id":"EUVD-2023-47921","description":"Memory corruption in HLOS while running kernel address sanitizers (syzkaller) on tmecom with DEBUG_FS enabled.","status":"published","published":"2024-04-01T15:05:59Z","modified":"2024-08-02T19:44:43Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L","level":"medium"}],"updated_at":"2026-11-03T03:50:00.127967Z"}],"ghsa":[{"id":"GHSA-c5hm-fh4g-ggw7","title":"Memory corruption in HLOS while running kernel address sanitizers (syzkaller) on tmecom with...","description":"Memory corruption in HLOS while running kernel address sanitizers (syzkaller) on tmecom with DEBUG_FS enabled.","status":"published","published":"2024-04-01T15:30:29Z","modified":"2024-04-12T09:33:40Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:57:11.850806Z"}],"nvd":[{"id":"CVE-2023-43515","description":"Memory corruption in HLOS while running kernel address sanitizers (syzkaller) on tmecom with DEBUG_FS enabled.","status":"published","published":"2024-04-01T15:15:48.027Z","modified":"2026-06-17T06:25:40.07Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L","level":"medium","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"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:09:10.192572Z"}],"osv":[{"id":"PUB-A-303107287","status":"published","published":"2024-04-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:08.76702Z"}]}}